Questions Asked on
October 13, 2016

  1. Math

    18. In 2000, the circulation of a local newspaper was 3,250. In 2001, its circulation was 3,640. In 2002, the circulation was 4,100. a. Find the percent of increase in the newspaper’s circulation from 2000 to 2001 and from 2001 to 2002. b. Which period

    asked by EmberShy
  2. Language

    which sentence has proper subject-verb agreement? even my cousin steve feel sad today. even my cousin steve look sad today. even my cousin steve feels sad today.*** even my cousin steve looking sad today.

    asked by Ally
  3. Language Arts

    1. Which of these sentences features a possessive noun? a. Sentence 1 (Everything I know about gardening I learned from my good friend Sandy.) b. Sentence 5 (When she showed me her big, healthy, vegetable garden and offered me some gardening tips, I

    asked by Weirdo
  4. LA

    The following questions are from "science and the Sense of Wonder" by Asimov 1. (Part A) What is Asimovs main idea in the essay? a. Space is best apprecieated through poetry b. Poetry and science can work together c. the universe is more than beauty *****

    asked by MJ
  5. Math

    In Store A, a pair of shoes that regularly sell for $54.99 is on sale at 20% off. In Store B, the same pair of shoes regularly sells for $59.99 and is on sale at 30% off. Which store sells the shoes for the lower sale price? A.Store A; Store A’s sale

    asked by EmberShy
  6. Maths

    adnan bought 96 eggs at the rate of Rs.40 per dozen and sold at the rate of Rs.4 per egg.find the percentage of profit,if 3 eggs were rotten.

    asked by Rahim shah
  7. Social studies

    In which order (first to last) were the following countries invaded by britan? A:Sudan;South Africa;Tanzania B:South Africa;Sudan;Tanzania C:Tanzia;Sudan;South Africa D:Tanzia;South Africa;Sudan**

    asked by Halley
  8. Social Studies

    How might Greece's psychical features have affected the development of Greek trade, culture, and legacy? Thank you for the help

    asked by Anon
  9. Algebra

    2. The table shows the heights in inches of trees after they have been planted. What is the height of a tree that is 64 in. Tall in its pot A. 42 in B. 52 in C. 60 in D. 76 in 3. Which ordered pair is a solution to y=8x A. 0,8 B. -1,8 C. 1.5,10 D. 2,16 4.

    asked by Jason
  10. History Social studies

    1. Which activity is part of both private and civic life? (1 point) learning about politics •• voting for a candidate going to sports games working at a bookshop 2. Why are elections necessary for good governance? (1 point) Elected officials can be

    asked by Maria
  11. Social Studies

    Why did the Western Roman Empire fall? Thank you for helping me!

    asked by Anon
  12. Math

    Your crew can pave two driveways in a day. You work five days per week but take off 2 weeks each year for holidays and vacations.

    asked by Teddy
  13. chemistry

    draw the skeletal structure line-angle (line-bond) mode of 2-isopropyltoluene. Identify the number of hydrogen atoms bound to each carbon in the structure.

    asked by sarah
  14. Math (connexus)

    has anyone done the math quiz for unit 5 lesson 5 for 7th grade because i need help

    asked by cookie man
  15. physics

    A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 71.6-kg water-skier has an initial speed of 5.8 m/s. Later, the speed increases to 11.8 m/s. Determine the work done by the

    asked by Brookeneed
  16. Goverment

    1: Asha lives in a nation that has a legislature and a prime minister. Citizens in her country vote in elections to elect their legislative representatives. Then parliment appoints the prime minister. Does Asha's nation have a limited or an unlimited

    asked by Lexi
  17. American History

    What statement best describes Jefferson's attitude toward government? A. He wanted a larger and more powerful government. B. He wanted a smaller federal government with reduced taxes, military, and bureaucracy. C. He believed that a government wasn't

    asked by aj_4you
  18. Physical Science

    An iron fence is left unpainted, and it reacts with the oxygen in the air, forming rust. The formation of rust is an oxidation-reduction reaction, but it is also an example of a(n) _________ reaction My answer is synthesis

    asked by Steve
  19. Language arts

    has anyone got to unit 3 lesson 6 quiz yet because I need help!! I have to turn it in by 5:30

    asked by muffin
  20. La

    which of the following sentences includes a predicate pronoun? justin and meg are the winners of the contest. the winners of the contest are they. the winners of the contest are justin and meg. the winners of the contest are excited.***

    asked by Ally
  21. physics

    On her trip from home to school, Karla drives along three streets after exiting the driveway. She drives 1.85 miles south, 2.43 miles east and 0.35 miles north. Determine the magnitude of Karla's resultant displacement. explanation on answer please

    asked by hery
  22. math

    There was a total of $548 collected for tickets to the school play. The adult tickets cost $6, and the student tickets cost $4. If 12 more student tickets were sold than adult tickets, find the numbers of adult and student tickets sold.

    asked by Anonymous
  23. Physics

    A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. (The diagram shows the sofa being pushed from the

    asked by Anonymous
  24. Math

    What point maximizes the objective function P = 4x + 3y for the constraints below. What is the maximum value? Constraints: x>=0 y>=0 y=y

    asked by Aaron
  25. Geometric progression

    If 5th and 8th terms of a G.P. be 48 and 384 respectively. find the G.P.

    asked by Rahul
  26. math

    A ribbon is 3 metres long. I need 8 pieces of ribbon each 40 cm long How many centimetres shorter is the ribbon than the length I need?

    asked by vinit
  27. Physics

    A 2.0 kg wood block is launched up a wooden ramp that is inclined at a 25 ∘ angle. The block's initial speed is 14 m/s . The coefficient of kinetic friction of wood on wood is μk=0.200. What vertical height does the block reach above its starting point?

    asked by kitt
  28. Algebra 2

    For a certain type of hay fever, Medicine H has a 30% probability of working. In which distributions does the variable X have a binomial distribution? Select each correct answer. When the medicine is tried with six patients, X is the number of patients for

    asked by Please help me out
  29. connections Academy sucks

    Hi, whoever reads this. I did a portfolio on Peter Fransico. I was supposed to do a slide about his life. That's what I did. The next day I go to a live lesson, she says I was supposed to 5 other things. That one thing took me 1 hour, and I'm supposed to

    asked by Helping you
  30. Math

    A situation that could describe the ratio 52 to 12.

    asked by MARIA
  31. Literature

    What are some differences between “The Finish of Patsy Barnes” by Paul Laurence Dunbar, and “Raymond’s Run” by Toni Cade Bambara, “The Story-Teller” by Saki, and “The Drummer Boy of Shiloh” by Ray Bradbury? I am writing an essay and I

    asked by Jordan
  32. Geometric progression

    Find the sum of the series 0.5+0.55+0.555+....to n terms.

    asked by Rahul
  33. Physics

    A plane leaves Seattle, flies 77.0 mi at 21.0 ∘ north of east, and then changes direction to 52.0 ∘ south of east. After flying at 124 mi in this new direction, the pilot must make an emergency landing on a field. The Seattle airport facility

    asked by Allison
  34. Algebra

    Suzy is 10 years older than billy, and next year she will be twice as old as billy. How old are they now?

    asked by Rich
  35. Chemistry

    What is the advantages and disadvantages of using sodium carbonate to soften water?

    asked by Edison
  36. Physics

    A 5.00-kg block is placed on top of a 10.0-kg block which rests on a horizontal surface. The 5.00-kg block is tied to a wall with a horizontal string. A 45.0-N horizontal force directed away from the wall is then exerted on the 10.0-kg block. The

    asked by Anonymous
  37. chemistry

    calculate the normality of 4g of sodium hydroxide in 100ml of solution

    asked by arul raj
  38. Physics

    A ball mass 1000g is drop from a height Of 5m and rebounded to a height Of 25 m. Find i it kintentic just before impact ii its intial rebounce velocity and kintentic and show the working.

    asked by Anonymous
  39. Physics

    A mover finds that a 20 kg crate initially at rest requires a 75 N horizontal force to set the crate in motion, but only a 60 N force to maintain a constant velocity. Find a) the co-efficient of static friction between crate and floor. b) the co-efficient

    asked by Anonymous
  40. ALGEBRA 2

    For a certain type of hay fever, Medicine H has a 30% probability of working. In which distributions does the variable X have a binomial distribution? Select each correct answer. When the medicine is tried with six patients, X is the number of patients for

    asked by I NEED HELP NO ONE IS HELPING FFS
  41. Social Studies

    ______Introduced Europeans to Muslim inventions, such as the astrolabe that helped sailors navigate the seas. A) The Crusades(I pick this) B) The Reconquista C) The Vikings D) The Magna Carta Thank you for helping me!

    asked by Anon
  42. Algebra

    A painting is 18 inches wide. It is placed inside a frame with a border that is x inches wide. The total width of the painting and the frame is 24 inches. Create an equation to model the situation, and then solve the equation to find the width of the

    asked by Fading
  43. Sience

    One bottle of shampoo costs $6 for 8oz. A second bottle costs $4 for 5oz. Which has the lower unit rate?

    asked by Mike
  44. Math

    1) A television tower is 160 feet high and an observer is 120 feet from the base of the tower. Find, to the nearest degree, the angle of elevation of the top of the tower from the point of observation. 2) A vertical pole 22 meters tall casts a shadow 16

    asked by Lauren
  45. Math

    Some college roommates want to make pancakes for their neighbors. They need 55 cups of​ flour, but have only a one third 1 3​-cup measuring cup. How many times will they need to fill their measuring​ cup?

    asked by Lila
  46. Algebra 2

    For a certain type of hay fever, Medicine H has a 30% probability of working. In which distributions does the variable X have a binomial distribution? Select each correct answer. When the medicine is tried with six patients, X is the number of patients for

    asked by unknown
  47. chemistry

    The percentage of nitrogen in magnesium nitride is.?

    asked by Sai
  48. physics

    Determine the melting temperature when 150.00g of ice at 0 degree celdius is mixed with 300g of water at 50 degree celsius?

    asked by elle saqs
  49. Math

    Parmjit has 8 base ten blocks. She has at least one of each type of block. The value of her blocks is between 400 and 600. What blocks could she have? Find the possible answers using an organized list.

    asked by Joël
  50. Art

    To create this lighthouse scene, the artist

    asked by Tqr1982
  51. chemistry

    Analysis of a compound yields the following percentage composition.65.03 of Ag;15.68Cr;19.29 O. the simplest formula of the compound is?

    asked by Sai
  52. math

    if the area of the square inscribed in a semicircle is 2cm^2,find the area of the square inscribed in a full circle

    asked by flora
  53. Physics

    A straight horizontal rope is towing a 5.52 kg toboggan across frictionless ice. A 2.76 kg radio is on top of the toboggan with a coefficient of static friction of 1.50 between the toboggan and radio. In order to prevent the radio from slipping, what is

    asked by Jim
  54. physics

    To create artificial gravity, the space station is rotating at a rate of 1.00 rpm.the radii of the cylindrically shaped chambers have a ratio ra/rb that equals 4.00. each chamber A simulates an acceleration due to gravity of 10.0m/s^2. find values for a)ra

    asked by kassy
  55. physics

    latent heat of fusion of ice is 3.36exp5 j/kg and its specific heat is 1200j/mole.k.. 2kg of ice is at -10degC how much ice will be melt when a heat of 1.42exp5 joule is provided completely? a) 0.5kg b) 1.5kg c) 2kg d) 1kg

    asked by shehzad
  56. Math HELP!

    Find the function rule. x -2 -1 0 1 2 y 9 4 -1 -6 -11

    asked by Callie
  57. Science

    What does "cladogram" means?

    asked by OPI
  58. Precalculus

    m varies directly as the cube of n and inversely as g

    asked by Collins
  59. Economics

    Consider the following simplified economy described by a Cobb-Douglas production function with three factors of production: “K” is physical capital (the number of machines), “L” is labor (the number of workers), and “H” is human capital (the

    asked by Emily
  60. physics

    the speed of a certain wave is 3.00cm/s. if its frequency is 0.20hz, what are its wavelength and period

    asked by mark daniel
  61. Geometric progression

    The first term of a G.P. Is 5 and the common ratio is-2. What is the 6th term?

    asked by Rahul
  62. Social studirs

    What region was home to the sioux

    asked by Waynr
  63. Math

    Alyssa started hiking at an elevation of 1500 feet. After 2 hours, she was at 1200 feet. Which integer describes her change in elevation?

    asked by Eleanor
  64. math

    The equations x+ ky + 2z =0 x + (2k-1)y + 3z =0 x + ky + (k+3)z = 2k-1 Find the values of k such that a) the system has a unique solution b) the system has no solutions c) the system has infinitely many solutions THANKS

    asked by hin
  65. Science

    When entering science lab, which of the following should be done by science students? Students should start working on their experiment. Students must talk to their lab partner to see what they need to do next. Students must wait for their teacher to give

    asked by .
  66. Physics

    Two men pushing a stalled car generate a net force of +699 N for 7.13 s. What is the final momentum of the car?

    asked by Ashley
  67. Economics

    please check my answers and help if they are wrong:) 1.Why did the fair trade movement develop? Select one: A. Because workers involved in producing commodities like coffee were not receiving fair payment for their products B. Because large industrialized

    asked by Teres
  68. history

    1. What is the name of the Georgian Patriot woman who became famous through a story about her defeat of a group of Loyalists who came to her cabin demanding food? -Molly Pitcher - Helen Kell - Nancy Hart*** - Betsy Ross 2. Which one of George

    asked by Mr.Young
  69. algebra hrlp

    You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula

    asked by jennifer
  70. Physics

    how long will it take a bullet fired from a cliff at an initial velocity of 700m per second at an angle of 30 Degree below the horizontal to reach the ground 200m below?answer

    asked by Abhinand Santhosh
  71. Physics

    What is the centripetal acceleration of an automobile driving at 40 km/h on a circular track of radius 20m? Help ASAP please!!!

    asked by Anonymous
  72. Maths

    The equations x+ ky + 2z =0 x + (2k-1)y + 3z =0 x + ky + (k+3)z = 2k-1 Find the values of k such that a) the system has a unique solution b) the system has no solutions c) the system has infinitely many solutions Thanks

    asked by Hin
  73. Geometric progression

    Express 0.54 as a rational number. sir this question answer is 6/11

    asked by Rahul
  74. physics

    Each charge of 3 micro coulomb are placed at 3 corners of a square whose diagonal is 6cm long. Find the field intensity at the point of intersection of diagonals

    asked by bareera
  75. Basic math

    A 15 foot ladder propped against a wall the base of the ladder is 3 feet from the wall how far up the wall does the ladder reach.

    asked by James
  76. Geometric progression

    The first term of an infinite geometric progression is 1 and the sum of the terms is 13, find common ratio.

    asked by Rahul
  77. math

    At a certain breakfast restaurant, the probability of a customer ordering coffee is 0.8. When the restaurant seats two new customers, X is the number of customers ordering coffee. What is P(X=0)? Enter your answer, as a decimal, in the box. P(X=0) how can

    asked by math help please ?
  78. Geometric progression

    Fourth term of a G.P. is 40 and the tenth term is 2560. find the seventh term.

    asked by Rahul
  79. Probability

    A box contains 6 pagers. Assume any pager selected from the box is done randomly, and hence selections are independent from each other. The probability of a selected pager being defective is 0.25. Let X be the random variable for the number of defective

    asked by Steven
  80. Math

    Convert 4.5 feet per second to inches per second

    asked by Jenny
  81. physics

    a ball rolls off the edge of a tabletop 1m above the floor and strikes the floor at a point 1.5m horizontally from the edge of the table. Find the (a) time of flight (b) initial velocity, (c) final velocity just before it strikes the floor. Plsssss help

    asked by Katty
  82. ENGLISH

    how to put emphasis on highlighted words ? 1 Are you going to wear " this dress " at the reception ? 2 "Ann" put up the Christmas decorations 3 why can "you" never be at work on time ? 4 "John" looks after the children when Shelia is at work 5 "Where" did

    asked by ANNA
  83. Physics

    An automobile leaves the store, first going south at 88 km/h for 2 hours, and then turns on a road heading 20 degrees east of north at 55 km/h for 1.5 hours. Calculate the (x,y) components of the net displacement of the automobile from the starting

    asked by John
  84. Physics

    A 5.7 g bullet leaves the muzzle of a rifle with a speed of 636.8 m/s. What constant force is exerted on the bullet while it is traveling down the 0.5 m length of the barrel of the rifle? Answer in units of N

    asked by william
  85. algebra

    What type of interval does the following inequality represent? −10 ≤ x < −6 is this an open, close or half open need help

    asked by jennifer
  86. Math

    Need help least to greatest 0.5,0.05,5/8

    asked by jillian
  87. data management gr.12

    The Infinity Club consists of 5 boys and 6 girls. How many working groups of 5 people can be formed with: a)no restrictions (my answer is 11C5) b)all boys (is this correct 5C5) c)all girls (answer 6C5) d)more girls than boys (6C4x5C1 +6C3x5C2) e)more boys

    asked by Ben
  88. the tail

    which statement from the tail is he best example of indirect characterization

    asked by Leila
  89. Math

    Two cars leave the same place at the same time and travel in the same direction. One car is traveling at 65 mph, and the other car is traveling at 50 mph. How long will it take for the two cars to be 97.5 miles apart

    asked by Anonymous
  90. Math

    Express 0.54 as a rational number.

    asked by Rahul
  91. Math

    Parmjit has 8 base ten blocks. She has at least one of each type of block. The value of her blocks is between 400 and 600. What blocks could she have? Find the possible answers using an organized list.

    asked by Joël
  92. Chemistry

    If a reaction was started with 3 mL of TEOS in H2O and yielded 0.3275 grams of SiO2. what is the percent recovery of SiO2?

    asked by Guy
  93. math

    The Infinity Club consists of 5 boys and 6 girls. How many working groups of 5 people can be formed with: a)no restrictions (my answer is 11C5) b)all boys (is this correct 5C5) c)all girls (my answer 6C5) d)more girls than boys (answer 6C4x5C1 +6C3x5C2)?

    asked by Anonymous
  94. Government and Politics

    Which of these is the president responsible for appointing? A. All ambassadors B. All county judges C. All state officials D. All civil servants I think that it is C. am I correct?

    asked by Ronald
  95. algebra

    If a number divided by −64 is increased by −74, the result is −71. is this correct y/-64 -74=-71

    asked by jennifer
  96. Algebra

    If x pounds of cashews valued at $6.00 per pound are to be mixed with y pounds of peanuts valued at $4.00 per pound to obtain a 40 pound cashew-peanut mixture. Find x and y so that when the mix is sold for $4.75 per pound, the same amount of revenue is

    asked by Shay
  97. Math

    Ramon planted 3 rows of seeds. He put 8 seeds in each row. Each row of seeds were 42 inches long. How far apart did Ramon plant the seeds

    asked by Emily
  98. chemistry

    After the suction filtration, the filtrate in the suction flask contains (among other things) some dissolved product, which had failed to crystallize. Could you process this filtrate to obtain a sample of the product? Explain. Would the second crop of

    asked by Anonymous
  99. Strategic Reading

    Why type of poem is "Hope" by Emily !@#$%^&inson and what type of poem is "Fog" by Carl Sandburg?

    asked by Anonymous
  100. data management

    There are 5 rock songs, 6 country songs, and 3 hip-hop songs. How many different albums can be formed using the songs if the album should contain at least 1 rock song and 1 country song?

    asked by Ben
  101. Maths

    You wonder what altitude the plane reached when it was directly above the end of the runway and how far it travelled to get to that point. You know the runway tarmac is 5500 metres long and approximate that when the plane left the ground, it took off at an

    asked by Sharon
  102. English

    I don't know how bad it is. But here it is. In the story “Only Goodness”, Rahul’s mother is characterized by her blindness in which of parental behavior plays a big role in their children. Eventually, an act that in one way or another would end up

    asked by Alie
  103. econ

    given p=68-4qd-qd^2 p=12+2qs+qs^2 where p is the price qd is the quantity demanded qs is the quantity supplied determine the uquilibrium and the quantity of the commodity

    asked by james
  104. Geometric progression

    First term and the sum of an infinite G.P. are 2 and 3 respectively. find the common ratio and sum upto n term.

    asked by Rahul
  105. Geometric progression

    Find the sum of series: 1+3x+9x2+27x3+...to

    asked by Rahul
  106. Geometric progression

    The sum of n terms of a series is a.2n-b, find its nth term. are the terms of this series in G.P. ?

    asked by Rahul
  107. Macroeconomics help!

    Consider the following simplified economy described by a Cobb-Douglas production function with three factors of production: “K” is physical capital (the number of machines), “L” is labor (the number of workers), and “H” is human capital (the

    asked by Jennifer
  108. Geometric progression

    Three numbers whose sum is 15 are in A.P. If 1,4,19 be added to them respectively the resulting number are in G.P find

    asked by Rahul
  109. Geometric progression

    If the continued product of three numbers in G.P. is 216 and the sum of their products in pair is 156. Find the numbers.

    asked by Rahul
  110. FRENCH!

    These are points for my Artist Presentation in French. Is everything grammatically correct in French? This is info of SLIDE 1 (Biographe) •Eugene est née en le 26 (vingt-six) avril, 1798 (mille sept cent quatre-vingt-dix-huit) en Charenton-Saint-Maurice

    asked by Lanna
  111. Physics

    A body starts from rest and accelerates to 2meter per second square for 6sec.it maintains this velocity for 10sec and then decelerates to rest in 4sec.calculate the acceleration

    asked by Gontorwon
  112. English

    1. You have a warm heart. 2. You have warm hearts. 3. You two have a warm heart. 4. You two have warm hearts. -------------------------------- Does the subject in Sentence 1 singular? Does the subject in Sentence 2 plural? Is #3 grammatical? What about #4?

    asked by rfvv
  113. Math

    Complex numbers 5i+7i x i

    asked by Aria
  114. geometry

    The measure of the supplement of an angle is three times the measure of the complement. Solve for the angle. I just want to find the equation but I do not understand it. I know that the angle is 40 degrees. Please teach me how to find the equation

    asked by kevin
  115. math

    What is the value of t in the equation below? (7^-64)x(7^-150)/(7^-7)x(7^2)=7^t Help please i get lost when its a huge problem like this but if it's short i can solve it. (7^-64)x(7^-150)/(7^-7)x(7^2) = 7^(-64-150+7-2) = 7^-209 so, t = -209 answer is= 209

    asked by IDontKnow
  116. My Answer was wrong?

    Tickets for a raffle cosr $ $14. There were 834 tickets sold. One ticket will be randomly selected as the winner, and that person wins $ $1200 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected

    asked by Anonymous
  117. American government

    I want to make sure that my answers are correct. Can somebody check them and correct them if they aren't. Please and thank you! 1) Which of the following are formal qualifications for serving in the Senate? Select all that apply. - must be at least 30

    asked by Gxld
  118. college chemistry

    how many L @STP if oxygen are needed to produce 45.0 grams of nitric oxide according to the following balanced chemical equation? 4NH3 + 5O2=4NO + 6H2O

    asked by Lilly
  119. chem

    . (a) A solution was prepared by dissolving 1.4295 g of magnesium chloride (MgCl2) into water and made up to 25.0 mL, calculate the molar concentration of the solution. (3 marks) (b) A 250.0 mL of 0.50 M solution of sodium phosphate (Na3PO4) solution was

    asked by lightning
  120. Math

    How many 10-inch pieces can be cut from a 6-foot piece of shelving?

    asked by Jen
  121. Chemistry

    Write a balanced equation assuming iron oxidizes to iron (II). I used CuCl_2 in the experiment.

    asked by Barbie
  122. chem

    A sewage cleanser contains concentrated hydrochloric acid (HCl) as the active ingredient. A titration experiment was carried out to determine the concentration of hydrochloric acid in the domestic cleanser. 25.0 mL of the cleanser were diluted to 250.0 mL

    asked by raiser
  123. Math

    Find the unit rate of a car traveling 500 miles in 5 hours

    asked by Anonymous
  124. data management

    How many ways the letters in BIOENGINEERING be arranged if B must not be next to the O. Thanks in advance (is this correct 14!-(13!x2!)

    asked by Ben
  125. English

    1. The boy walked along the sidewalk in safety. 2. The boy walked along the sidewalk with safety. -------------------------------- Are both grammatical?

    asked by rfvv
  126. algebra g

    You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula

    asked by jennifer
  127. Math (Reiny please help!)

    Solve the system by substitution. -x-y-z=-8 -4x+4y+5z=7 2x+2z=4 I am very confused about this. Can someone please explain how to do this?

    asked by Olivia N J
  128. Math

    The length of a rectangular board is 10 cm longer than its width. The width of the board is 26 cm. the board is cut into 9 equal pieces. What is the area of each piece? What are the possible dimensions of each piece?

    asked by Brian
  129. Geometric progression

    Find the sum of 8 terms of the G.P. 3,6,12,24,..... .

    asked by Rahul
  130. physics

    the paris gun of world war I was a super gun capable of firing a 234lb shell about 81 miles away. these shells are also the first man made objects to make it to a stratosphere. the length of the barrel of one of these guns was about 34 mETers. a projectile

    asked by kassy
  131. Math -data management

    There are 5 rock songs, 6 country songs, and 3 hip-hop songs. How many different albums can be formed using the songs if the album should contain at least 1 rock song and 1 country song? My solution: 14C5x14C6x14C3-5C1x6C1 Is this correct? Thanks in

    asked by Mark
  132. Physics

    An antique cabinet is in the cab of a pickup truck traveling 20.1 m/s and has a coefficient of static friction of 0.250 between the antique and the cab. In the event of a sudden stop, what is the shortest distance the pickup truck can stop without having

    asked by Matt
  133. Maths

    The measure of an edge of a cube is 6.5cm. Find its surface area and lateral surface area?

    asked by Tarunikka
  134. math

    Amy is catching a flight for London at 12:00 noon. Prior to leaving for the airport, she needs to allow 30 minutes for a shower and 30 minutes to finish packing last minute items. She also needs to give herself 1 hour to drive to the airport. If she needs

    asked by Anonymous
  135. Math (Algebra)

    Train A left the station traveling 60 miles in 1 hour. 30 minutes later, train B left the same station traveling 75 miles in 1 hour. How many hours will it take for the two trains to meet up? I know that a formula, D=V*T, might be useful while solving the

    asked by Cat
  136. HISTORY

    What kind of power does senate have more than the house of representatives ?' A)executive power B)judical power C)bargaining power D)political power

    asked by A.A
  137. HISTORY HELP

    how did the seventeenth to the constitution affect the process of senatorial elections? A)It allowed senators to be chosen by state legislatures B)it allowed senators to be appointed by the president C)it allowed senators to be elected by voters in the

    asked by A.A
  138. Math

    Is 450 divisible by 5, 9, and 10?

    asked by aiyahna
  139. Math

    Convert 1.584 feet per hour to miles per hour (mph)

    asked by Jenny
  140. chemistry,

    Could you pls check back a few questions. The first 1 or 2 digits in each nmber is the family number, so the numbers do not go on a consistant trend. Thank you

    asked by lulu
  141. Public speaking

    Nonverbal communication includes A.posture B.clapping C.eye contact D.all of the above

    asked by Thomas
  142. Physics 11

    An airplane flies at 500km/hr, there is a wind kf 50.0km/h(N).if the pilot wants to fly due east, calculate the direction that the plane is heading. Thanks.

    asked by Jaena MacCharles
  143. U.S History

    describe how the formation and survival of both Jamestown and Plymouth colonies are an indicator of how the whole of our country will form, leading to the selectionalism and eventually Civil war in 1860

    asked by Juliette
  144. physics

    A stone is thrown vertically upward at 23 m/s. How fast is it moving when it reaches 14 m?

    asked by anon
  145. math

    what could be the possible missing side lenth of these triagles 8cm 9cm

    asked by gaurav
  146. Basic math

    A ladder 10 feet long leans against a building the base of the ladder is 6 feet how high is the paint where the ladder touches the building

    asked by James
  147. Science

    What is the density of 200g of coke with a volume of 150mL?

    asked by Nicky
  148. chemistry

    For the elements in row 2 of the PT discover the relationship between ionization and the family number of the element Element. Family. Ionization Ener Lithium. 1 13.6 beryllium. 2. 9.3 boron. 13. 8.3 carbon. 1 4. 11.27 nitrogen. 15 14.53 oxygen. 16. 13.62

    asked by lulu
  149. Geometric progression

    The sum of infinite number of terms of a decreasing G.P is 4 and the sum of the squares of its terms to infinity is 1/3

    asked by Rahul
  150. Geometric progression

    Find the sum of the series 4+44+444+....to n terms.

    asked by Rahul
  151. Geometric progression

    Fin the sum of the series 1+2+4+8+....to 12 terms.

    asked by Rahul
  152. Algebra 1

    Is this a polynomial? 15x – 12 + 4x I'm pretty sure it is a polynomial, am I right?

    asked by Sami
  153. Physics

    A ball is thrown straight up at 45 m/s. How long will it take the ball to come back to its original height? Why?

    asked by Taylor
  154. History

    What kind of scenes did artists who gained fame tend to paint in the late eighteenth century. Give an example.

    asked by Dave
  155. Math

    convert 5.1 feet per minute to year per minute

    asked by Jenny
  156. Physics

    What minimum force is required to drag a crate (m = 40 kg) across a floor (co-efficient of kinetic friction = 0.6) if the force is applied at a 45 degree angle upward from the horizontal? Help ASAP please!!

    asked by Anonymous
  157. Physics

    a) A car accelerates uniformly from rest to a speed of 97.9 mi/h in 6.93 s.Find the constant acceleration of the car.Answer in units of m/s^2. b)Find the distance that the car travels during this time.Answer in units of m. How do you do this?

    asked by Landia
  158. Algebra 2

    Solve the system by substitution. -x-y-z=-8 -4x+4y+5z=7 2x+2z=4 I am very confused about this. Can someone please explain how to do this?

    asked by Olivia N J
  159. physics grade 11

    how do i figure out how fast a car is going when all i know is frequency?

    asked by anon
  160. Algebra

    0.04^(3-sqrt(3x+2))=25*5^(sqrt(3x+2)) Please help ASAP

    asked by Anonymous
  161. Math

    A rectangle is 40 meters longer than its width if its length were increased by 10 meters and its width would be decreased by 5 meters its area would be increased by 190 square meters. Find the dimensions

    asked by Jeska
  162. math

    sketch the conic r=2/1+cos theta

    asked by xiao
  163. Math

    Convert 6.81 inches per minute to inches per second

    asked by Jenny
  164. Math

    Convert 6.2 feet per minute to feet per hour

    asked by Jenny
  165. Math

    What is the value of x and y in the equation 7y= 2x+28.

    asked by Raquel
  166. math

    find the Lsa Tea and volume of come at a circle at your own arc

    asked by harasha
  167. Reading

    explain how fear is different from a phobia

    asked by Anonymous
  168. PHYSICS

    A 107 kg bix on the right and a 50 kg box on the left are tied together by a horizontal cable. The 107 kg box is acted upon by an external force of 598 N to the right. The frictional force exerted by the floor on the 107 kg box is 30 N and the frictional

    asked by LESTER
  169. Math- Please check my answer!

    Is the fraction 6/8 greater than or less than or equal to 8/10? My answer: 6/8=8/10 Please tell me if i'm correct or not!!! Thank you in advance!

    asked by Myah
  170. math

    In how many ways the letters in BIOENGINEERING be arranged if B must not be next to the O. Thanks in advance (is this correct answer 14!-(13!x2!)

    asked by Anonymous
  171. Math

    This is a demonstration for my friends at school.

    asked by Demonstration
  172. Science

    In humans, free earlobes (F) are dominant to attached earlobes (f). A female and make with free earlobes has a offspring that is homozygous for attached earlobes. What are the genotypes of the parents? A) Ff x Ff B) ff x ff C) ff x FF D) FF x FF A

    asked by Hayden
  173. Maths

    Amy walks 9km in 1.5hours.what is her speed?

    asked by Amy
  174. math

    the following table shows how long it took sara to pick tomatoes in the garden with here mother . on day 3 she picks 3 omatoes . how many minutes did it take her if she picked at the same rate as the first two days?

    asked by shanti
  175. Math (Instanttaneous rate of change)

    Compute the instantaneous rate of change f'(a) for the function f(x) at x=a using: f'(a)=lim(h->0) (f(a+h)-f(a))/h f(x)=x^2 at x=3 My teacher didn't even go over the problem since class was over but gave us the answer being 6. How do you approach this

    asked by Ray
  176. Investment

    Vincent borrowed 8000 payable in 3 years with 4% interest per annum compounded quartly

    asked by Gin
  177. english

    difference of using have made and had made on a sentence.

    asked by hety
  178. Biology - Lungs

    Why are there so many bronchioles in the body?

    asked by Louis
  179. math

    wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

    asked by jess
  180. Math

    Y-2x=4 solve for x and y with graph

    asked by Raquel
  181. Renaissance chaterschool

    How can estimating be helpful?

    asked by Rachel Naomi Quiroz
  182. Algebra

    Sketch the graph of a polynomial of degree 2 with a leading coefficient of -3 whose zeros are -5 and 1.

    asked by Lay
  183. Algebra

    Sketch the graph of a polynomial of degree 3 with a positive leading coefficient whose zeros are -4, -2 and 3

    asked by Kaliyah
  184. Math

    n2-15n+100

    asked by Rahul
  185. physics

    Numerical of chapter 5 Fsc part 1 physics "plz answer me fast am so confused" 5.6: A 1000 kg car traveling with a speed of 144 km /h round a curve of radius 100 m. Find the necessary centripetal force?

    asked by osama qasim
  186. Science

    What are types of things that can form fossils? Theropods could be?

    asked by Mami
  187. Algebra 1

    What would be the answer to: 786 represented 32 less than 2 times a number.

    asked by Max
  188. algebra

    how do i find the possible range of this measurement - 25 ft +(the plus sign is underlined) 1%

    asked by sammie
  189. physics

    An airplane travels 250 km/h due West for 2 hours. Its average velocity is:

    asked by Anonymous
  190. Math

    Which proportion could be ised to find the number of inches in 8 feet?

    asked by Shanti
  191. Chemistry

    Assume that the reaction was limited by the surface area of the nails, making Fe the limiting reactant. Based on the decrease in the mass of nails, calculate theoretical yield of copper. 2Fe+3CuCl2--->2FeCl2+3Cu

    asked by Maddy
  192. Spanish

    which word fits the sentance best A horse is called a ______________. A frog is called a ______________. A school is called a _____________. A kangaroo is called a _____________.

    asked by Emily
  193. ag

    how did the seventeenth to the constitution affect the process of senatorial elections? A)It allowed senators to be chosen by state legislatures B)it allowed senators to be appointed by the president C)it allowed senators to be elected by voters in the

    asked by anayde [PLEASE HELP!]
  194. Accountany

    What is legacy

    asked by Rahul
  195. English

    How do I characterize characters from a story and what words do I use? Basically is for a paragraph.

    asked by Alie
  196. math

    simon bought 4 packages of holiday greeting cards. each package was $6. simons packages contained 36 cards althogher. how many cards are in the package?

    asked by emma/emily
  197. Math

    Find the volume of a cone with a radius of 4yd and a height of 10yd.round to the nearest tenth.

    asked by Gloria
  198. Physics

    At a certain instant an object is moving to the right with speed 1.0 m/s and has a constant acceleration to the left of 1.0 m/s^2.At what later time will the object momentarily be at rest? How do you do this?

    asked by Jina
  199. polscience

    what is the area and causes in diversity language

    asked by Anonymous
  200. Calculus

    The percentage of research articles in a prominent journal written by researchers in the United States can be modeled by A(t) = 25 + (36/1 + 0.6(0.7)^−t'), where t is time in years (t = 0 represents 1983). Numerically estimate lim as t→+infinity A(t).

    asked by Kahi
  201. math

    What is the value of t in the equation below? (7^-64)x(7^-150)/(7^-7)x(7^2)=7^t Help please i get lost when its a huge problem like this but if it's short i can solve it.

    asked by IDontKnow
  202. Math

    Fractions between 2/11 and 1/2

    asked by Serena
  203. Physics

    If you jumped off a 25 meter cliff on the moon (gravity being 1.66) what would be a comparable hight of that cliff on earth? the answer and show me how to get it.

    asked by bobby mg
  204. Science

    Is there anythin called a water unicorn

    asked by Apy Queen
  205. History

    How to do any kind of homework?

    asked by Someone
  206. Algebra. NEED HELP ASAP PLEASE

    Simplify. (Assume that the denominator is not 0.) 4(t − 1) + 4/4t + 4

    asked by Duran
  207. math

    divide 340 mangoes in 4 parts a,b,c,d in the raatio 5:1:2:1

    asked by someone
  208. Math

    How do you turn 1/8 into a percentage?

    asked by Jenny
  209. Math

    6 fractions between 1//2 and 6/7

    asked by Anonymous
  210. English

    What is the claim of the 8 amendment from the bill of rights? amendment

    asked by Yailin
  211. maths

    the speed of light in air is 30×10^4km/sec then find speed of light in 1 min

    asked by karthik
  212. chemistry 11

    i did a lab on separation of salt and sand. the initial mass that my teacher gave me was the stock mixture that was: salt= 54.79g; sand= 97.90g. after the experiment my mass were as follow: salt= 1.35g; sand= 3.17g. question #1 was asking about the %

    asked by annon
  213. US History

    What kind of scenes did artists who gained fame tend to paint in the late eighteenth century. Give an example.

    asked by Dave
  214. FRENCH ..LAST SLIDES! PLEASE HELP

    Slide 2: (Cette peinture est appelée).. not included in slide but will be said. "La Liberté Guidant Le Peuple" 1. Travail le plus influent -Inspiré par les événements contemporains à invoquer l'esprit de liberté. 2. Approche romantique et le style

    asked by Lanna
  215. Physics

    A man chased by the army, leaps with speed 12 m/s at a 47 degree angle above the horizontal from the top of a building. If he lands 40.0 m from the base of the building, then finds the height of the building

    asked by Mary
  216. Algebra 2

    The sum of three numbers is 36.the first number is two times the second number and the second number is four less than the third number. What are the numbers?

    asked by April
  217. Geometric progression

    Find the sum to the n terms: 5+55+555+.......

    asked by Rahul
  218. Algerbra

    Find the width of the rectangle with a length of 16 cm. the rectangle is inside the circle with a radius of 10 cm

    asked by Emma
  219. Geometric progression

    The sum of an infinite g.p. whose common ratio is numerically less the 1 is 32 and sum of the first two is 24.

    asked by Rahul
  220. Geometric progression

    Find the sum upto infinite: 2/5+3/5>2+2/5>3+3/5>4+2/5>5+3/5>6+.....

    asked by Rahul
  221. Geometric progression

    Find the sum of the geometric series 1+1/2+1/4+1/8+.....to 12th terms.

    asked by Rahul
  222. Geometric progression

    Find the nth term and the sum to n terms of the series: 1+(1+2)+(1+2+2>2)+.....

    asked by Rahul
  223. Geometric progresson

    If a be the first term, b the nth term and p the product of n terms of G.P.,show that p2=(ab)n.

    asked by Rahul