1. pre cal 11

    i am stuck at a question that is asking for the common difference, first term, and general term for the arithmetic sequence the question is t10=50 and t27=152 i found my d=6 and t1=(-4) so know my equation is: tn=(-4)+(n-1)6 i had asken my teacher to tell

    asked by jessica on February 13, 2015
  2. calculus

    A box of volume 72m^3 with square bottom and no top constructed out of two different materials. The cost of the bottom is $40/m^2 and the cost of the sides is $30/m^2. Find the dimensions of the box that minimize the total cost. How do I set up the

    asked by Samatha on November 29, 2011
  3. Physics check my answer please

    The atmosphere on Mars is almost all carbon dioxide (CO2), and has a pressure of about 6.9×102 Pa, much less than that of Earth. At −22°C (a warm day on Mars), what is the mass of one cubic meter of the atmosphere? (Assume the atmosphere is completely

    asked by Maya on June 22, 2012
  4. chemistry

    sodium sulfide and cadmium nitrate undergo a double displacement reactions as shown by the following equation Na2S cd(NO3)2 -> 2NaNO3 CdS What is the mass, in milligrams,of cadmium sulfide that can be made from 5.00mg of sodium sulfide?

    asked by pat mcdole on May 11, 2011
  5. maath HELPPPP

    a ball is thrown into the air at a speed of 96 feet/sec. The equation that expresses the height of the ball as a function of time is: h(t) = -16t2 + 96t + 5 How long does the ball stay in the air after it is thrown? (Round answer to the hundreths of a

    asked by Erin on February 14, 2013
  6. physics

    1000 cm3 of air at 20 temperature and 101.35 kpa is heated at constant pressure until its volume doubles. a, use the ideal gas equation to calculate the final temperature of the gas. b, calculate work done by the gas as it expands.

    asked by Meskelu on November 4, 2018
  7. Physics Projectile Motion

    A rifle is aimed horizontally at a target 50m away. The bullet hits the target 2.0cm below the aim point. A. What was the bullet's fight time? B. What was the bullet's speed as it left the barrel? But i do not have the time and the equation i think in the

    asked by Erinne on September 23, 2008
  8. Chemistry

    I have a question about incomplete combustions. I think that you can have carbon monoxide, carbon dioxide, water and carbon or some combination of these in the products of incomplete combustions. Is this right? For Pentane, would it be correct to show one

    asked by Anne on October 7, 2009
  9. algebra,math

    My qustion is for the following the problem reads as follows (x-1)^2 = 7 x-1=+- sqrt 7 x= 1+- sqrt 7 the method they use was factoring in order to simplify the equation to make it easier is this correc? x^2-9x-4=6 x^2-9x-10=0 (x-10)(x+1)=0 What method did

    asked by jasmine20 on April 2, 2007
  10. math

    a ball is thrown into the air at a speed of 96 feet/sec. The equation that expresses the height of the ball as a function of time is: h(t) = -16t2 + 96t + 5 How long does the ball stay in the air after it is thrown? (Round answer to the hundreths of a

    asked by Erin on February 14, 2013
  11. math

    Suppose you are starting an office-cleaning service. You have spent $315. To clean an office, you use $4 worth of supplies. You charge $25 per office. How many offices must you clean to break even? I don't understand this. I just made an equation, 4x + 25y

    asked by johnny on March 17, 2008
  12. Math

    If a graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and

    asked by Molly on June 4, 2015
  13. math

    `A chain store manager has been told by the main office that daily profit, P, is related to the number of clerks working that day, x according to the equation P= -25x^2+300x. What number of clerks will maximize the profit, and what is the maximum possible

    asked by Bryce on June 14, 2012
  14. Chemistry

    "Translate the empirical molar enthalpy given below into a balanced chemical equation, including the enthalpy change (delta H): The standard molar enthalpy of formation for carbon disulfide is 89.0 kJ/mol" I got delta H = 178 kJ (is that right?). However,

    asked by Stuck on February 12, 2010
  15. Chemistry

    If 720 mL of 0.458 M aqueous Ba(OH)2 and 720 mL of 0.431 M aqueous HClO4 are reacted stoichiometrically according to the balanced equation, how many milliliters of 0.458 M aqueous Ba(OH)2 remain? Round your answer to 3 significant figures. Ba(OH)2(aq) +

    asked by John on February 16, 2010
  16. physics/calculus

    I need help in calculating work. following quantites are given. * G: 6.67E-11 *Mass of earth:5.98E24 *mass of satelightt:80kg *x(initial) center of the earth-7E6 m *x(final) center of the earth 12E6 m How do I make integral equation I need use 20 interval.

    asked by jenny on April 7, 2014
  17. calculus

    The Voltage v , Current I and Resistance R are related by the equation V=IR. Suppose that V is increasing at a rate of 2 volt/sec, while I is decreasing of the rate of 1/5 (amp/sec ). Let t denote time in seconds. Find the rate at which R is changing when

    asked by Maria on November 7, 2014
  18. A.P. Chemistry

    You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00  10-4). A buffer of pH 3.000 is needed. What volumes of HNO2 and KNO2 are required to make 1 liter of buffered solution? How does the henderson hasslebache equation help find the

    asked by Oli on April 3, 2010
  19. Calculus

    A right triangle has one leg on the x-axis. The vertex at the right end of that leg is at the point (3,0). The other vertex touches the graph os y=e^x. the entire triangle is to lie in the first quadrant. Find the maximum area of this triangle.Justify your

    asked by Amanda E. on February 9, 2011
  20. chemistry

    Iron(II) can be oxidized by an acidic K2Cr2O7 solution according to the net ionic equation. Cr2O72− + 6 Fe2+ + 14 H+ 2 Cr3+ + 6 Fe3+ + 7 H2O If it takes 44.0 mL of 0.0250 M K2Cr2O7 to titrate 25.0 mL of a solution containing Fe2+, what is the molar

    asked by Robert on March 3, 2011
  21. RATE, DISTANCE, TIME

    TIM PADDLED HIS KAYAK 12 KM UPSTREAM AGAINST A 3 KM/H CURRENT AND BACK AGAIN IN 5 HR 20 MINUTES. iN THAT TIME HOW FAR COULD HE HAVE PADDLED IN STILL WATER 12/(v+3) + 12/(v-3) = 5.33 hours Solve for this speed in still water, v. 12(v-3) + 12(v+3) = 5.33

    asked by CINDY on December 21, 2006
  22. Chemistry

    Calculate the theoretical yield of barium sulfate using your assigned volume. I was assigned 30mL of BaCl2. The balanced equation is: H2SO4 + BaCl2 -> 2HCl + BaSO4. In the experiment we used .20M BaCl2, .60M H2SO4 and 1M HCL

    asked by Sam on June 14, 2010
  23. math

    Finding a break-even point: How do I set up the equation and solve? Producing a musical costs $88,000 plus $59,000 per performance. One sold-out performance earns $7500 in revenue. If every performance sells out, how many performances are needed to break

    asked by Jane on January 10, 2012
  24. Chemistry

    Calculate the theoretical yield of barium sulfate using your assigned volume. I was assigned 30mL of BaCl2. The balanced equation is: H2SO4 + BaCl2 -> 2HCl + BaSO4. In the experiment we used .20M BaCl2, .60M H2SO4 and 1M HCL

    asked by Sam on June 14, 2010
  25. chemistry

    In a sealed vessel xenon tetrafluoride, XeF4, reacts with hydrogen gas to give xenon gas and hydrogen fluoride gas. What is a balanced chemical equation, including state symbols, for this reaction. thankyou.

    asked by trigger on January 3, 2009
  26. calculus

    The Voltage v , Current I and Resistance R are related by the equation V=IR. Suppose that V is increasing at a rate of 2 volt/sec, while I is decreasing of the rate of 1/5 (amp/sec ). Let t denote time in seconds. Find the rate at which R is changing when

    asked by maria on November 8, 2014
  27. math

    kendall saw an advertisement for a used car that was being sold for 12% off.the regular price of the car is listed as $7,250.which format of the percent equation can you use to find the discount on the price of the car?justify your decition. 7,250*12/100

    asked by Lashmi on March 19, 2016
  28. Math

    I need help I'm suppose to pick a bird of my choice convert the weight into pounds and then find the wingspan. I'm not sure what the steps of the process are. An average bluejay weights .154 pounds, using the exponent equation L = 2.43*W^0.3326 What I have

    asked by Alicia on November 30, 2007
  29. Physics

    The equation of motion for an oscillator in vertical SHM is given by y=(0.60m)sin[(130rad/s)t]. Part A What is the amplitude of this motion? Part B What is the frequency of this motion? Part C What is the period of this motion?

    asked by Becca on December 10, 2013
  30. Math

    Find all real solutions of the equation. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) 17x3 − x + 3 = x3 + 24x2 + x

    asked by Toney on February 19, 2012
  31. Math

    Harry is a dog walker and he charges 15 dollars to come to my house, 2 dollars per mile walked. He charged me 19 dollars. Which equation could I use to determine howxfar he walked my dog. A. 2m + 5 = 19 B.19 + 15 = 2m C.19 + 2m =15 D.2m + 15 =15

    asked by Tonya on May 16, 2016
  32. Algebra

    Jen Planted a 7 ft tee, tree grows 3 ft each year. Now tree is 4times original height. How many year ago was tree planted. Is the equation y=3x+7 right, where y= 7*4 and x= no of years

    asked by Kavita on February 21, 2016
  33. math and desperate

    What similarities and differences are there between functions and linear equations? Are all linear equations functions? Is their an instance when a linear equation is not a function support your answer. Im not good at math please help.

    asked by tera on January 25, 2009
  34. Algebra

    Hi this question was already asked but there is still no correct answer. I can't seem to solve this for x correctly...I got 128 over 55 as an answer which can't be correct. Please help me find the correct answer! Thanks The equation is: .05x-.6(x+2)=.08

    asked by Clare on October 12, 2011
  35. math

    The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in seconds, T, is related to the length in metres, L, through the equation T=2π√ L/9.8

    asked by james on February 15, 2012
  36. Math/trig

    Solve the equation in the given Domain: 1-cos theta/ sin theta = sqr3, 0degrees

    asked by Dre on November 13, 2011
  37. chemistry

    The complete combustion of propane, C3H8(g), is represented by the equation: C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(l) ΔH° = -2220 kJ How much heat is evolved in the complete combustion of 20.0 L C3H8(g) at STP?

    asked by leah on May 14, 2014
  38. chemistry

    Given the thermochemical equation SO2(g) + ½ O2(g) ---> SO3 (g) DH = -99.1 kJ calculate the enthalpy change (DH) when 89.6 g of SO2 is converted to SO3. 1. 69.3 kJ 2. -111 kJ 3. -139 kJ 4. 139 kJ 5. -69.3 kJ i got -139 kj but im so unsure may some one

    asked by paneet on November 24, 2009
  39. chemistry

    how to prepare CO from this equation in the lab CaCo3 + 2HCl → CaCl2+H2O+ CO2 (g) Or CaCo3 ----(Heat 500 to 600 C0→ Cao +Co2 (g) 2- CO2 + H2 → CO (s) + H2O(g)

    asked by roro on March 12, 2017
  40. chem

    In a solution prepared by mixing CH3OH with H2O the major species pesent are 1. a. CH3+, OH, and H2O 2. b. CH3O, H+, and H2O 3. c. CH3OH and H2O 4. d. CH3OH, H+, and OH I know i have to get an equation having trouble doing that!! please help!!

    asked by Mark on April 24, 2010
  41. alegrebra

    . Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation:  a) What does the number 3.03 represent?

    asked by wanda on August 30, 2009
  42. algebra

    1. Imagine you are at a gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation a. What does the number 3.03 represent?

    asked by Nicole on April 7, 2010
  43. Physics

    4) A 1200 kg car is accelerating at 1.6 m/s2. If the coefficient of friction of friction is 0.15, what is the force applied to the car by the engine? here do you use the equation kinetic friction= μk(normal force) and put in 1.6 m/s^2=.15(Fn) is this how

    asked by Anonymous on October 31, 2009
  44. Chemistry

    consider the equation for the following reaction at equilibrium. X+Y2Z+heat the concentration of the product could be increased by 1.adding a catalyst 2.adding more heat to the system 3.increasing the concentration of Y 4.decreasing the concentration of X

    asked by Jazmin F. on March 9, 2011
  45. chemistry

    What is the value of [OH-] in a 0.015 M CH3COOH solution? Ka = 1.8 x 10-5 I started by writing the equation: CH3COOH + H2O H3O+ + CH3COO- Ka= [H3O+][CH3COO-]/[CH3COOH]= 1.8 E-5 ... Now what? I don't understand where OH relates to this ...

    asked by Audrey on November 15, 2010
  46. College Algebra

    A cars value is declining exponentially. The car is currently 3 years old and has a value of 18,000. The car sold for 26,000 brand new. Find the rate at which the value of the car is decreasing. So far my equation is 18,000=26,000 (3-.04)^the But I'm not

    asked by Austin on April 21, 2016
  47. Calculus

    Consider the closed curve in the day plane: 2x^2-2xy+y^3=14 a) show that dy/dx=2y-4x/3y^2-2x (I got this part) b) find equation lines to the curve when y=2 c) if the point (2.5, k) is on the curve, use part b to find the best approximation of the value of

    asked by Marie on October 20, 2014
  48. Math

    mark knows that his yard is 2 1/4 times as long as it is wide. which equation shows the length, in feet, of the fence that goes all the way around the yard if mark measures the width as w feet? 2 1/4 w feet

    asked by Deven on February 8, 2011
  49. astro

    The intensity of an object is related to the distance d to the observer by the equation (I1/I2) = (d2/d1)2. If the apparent magnitude of the Sun seen from Earth has a value of -26.74, what is the apparent magnitude of the Sun seen from Neptune (30AU from

    asked by kathy on December 15, 2014
  50. algebra

    What is the equation to the word problem? Currently, you have $60 & your sister has $135. You decide to save $5 of your allowance each week,while your sister decides to spend her whole allowance plus $10 each week. How long will it be before you have as

    asked by Brandi on October 14, 2012
  51. math

    At dinner one night Sean paid a total of $54.32. The tax was 8%, and he left a 20% tip on the check and tax. Which equation can be used to find the amount of the check BEFORE tax and tip?

    asked by Sam on February 26, 2019
  52. math

    make a table of values for thsi equation with at least 4 points in each table. 2x-3y=4 then I isolated y to y=2/3x-4/3 how do I find points where both x and y are whole numbers? How do I find the "nice" points so it is easier to graph?

    asked by fishcakes on March 20, 2009
  53. Science

    1.8 mol Zn and 7.3 mol HCl react according to the equation Zn + 2 HCl −→ ZnCl2 + H2 . If the limiting reactant is Zn, calculate the amount of ZnCl2 formed. Answer in units of mol

    asked by Morgan on January 22, 2013
  54. Math

    Imagine that you are standing on the ground 15 feet away from a flagpole. If the top of the flag is 25 feet high, which equation represents the angle θ your feet make with the top of the flag?

    asked by Rochelle on September 28, 2015
  55. math

    The Population of a town increased by 80% in 5 years. If the population is currently 18,000, find the population of this town 5 years agao. (Round to the nearest whole, if necessary). please send formula of this equation

    asked by Terrance on September 3, 2007
  56. Algebra

    Solve the equation. Use factoring or the quadratic formula, whichever is appropriate. Try factoring first. If you have any difficulty factoring, then go right to the quadratic formula. (Enter your answers as a comma-separated list.) (x+2)^2 + (x-7)(x-2)=16

    asked by Merty on April 17, 2015
  57. quadratic functions

    The graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and

    asked by anonymous on June 6, 2015
  58. Math

    a dog walker and he charges 15 dollars to come to my house, 2 dollars per mile walked. He charged me 19 dollars. Which equation could I use to determine howxfar he walked my dog. A. 2m + 5 = 19 B.19 + 15 = 2m ***my answer*** C.19 + 2m =15 D.2m + 15 =15

    asked by _Wolfie~Senpi on May 13, 2019
  59. Math

    My math teacher said to use the FOIL (First Outer Inner Last) property to simplify these quadratic equations I have made from looking at two parabolas. Here are my equations & how would you use the FOIL property on each of the equations and also can

    asked by Alex on December 4, 2014
  60. math

    The equation for: Judy and Linda agree to share the cost of a $21 pizza based on how much each one ate. If Judy ate 3/4 of the amount that Linda ate, how much should each pay? what is the formula please.

    asked by Mikayla on September 9, 2012
  61. Algebra

    Describe the system 6x-2y=10 and 9x-3y=8 as consistent and independent, consistent and dependent, or inconsistent. Explain. When you multiply the second equation by 2/3, both equations become equal. Therefore there are many solutions. The system is

    asked by Jon on February 26, 2008
  62. Algebra

    Use the quadratic formula to solve the equation for x in terms of y and y in terms of x. (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) 2x^2 + 7xy + 1 − y^2 = 0 y in terms of x y =

    asked by Liam on September 15, 2014
  63. physics

    calculate the speed of the pendulum at its lowest point if its PE is 5J at its heighest point and has a total mass of 1kg. 5 Joules = (1/2) M V^2 at lowest point. Solve that equation for V at lowest point.

    asked by Sweety on June 16, 2007
  64. Physics

    A car with mass of 1875kg is traveling along a country road when the driver sees a deer dart out onto the road. The driver slams on the brakes manages to stop before hitting the deer. The driver of a second car with 2135kg is driving too close and does not

    asked by Shaila on October 4, 2010
  65. Accounting Principles I

    I have been trying to figure this out forever and just can't. Here is the problem: Reported sales of $300,000 write-offs of uncollectible accounts of $10,000 against the allowance for doubtful accounts and a decrease in net accounts receivable of $40,000

    asked by Steph on September 18, 2015
  66. English

    i have to write a literary analysis on Romeo and Juliet. This what i did so far, In the story ‘Romeo and Juliet’, Romeo wanted to live happily with Juliet despite the hatred between their families. "Here's much to do with hate, but more with love," he

    asked by Epic on November 22, 2014
  67. Math

    The french club is sponsoring a bake sale. IF its goal is to raise at least $140m how many pastries mut it sell at $3.50 each to meet that goal? Write and solve an inequality 3.50p ≥ 140: p ≥ 490 140p ≥3.50; p≥ 40***** 3.50p ≥ 140; p≥136.5

    asked by Took on October 26, 2015
  68. 7th grade math

    Can you check me answer? Mrs. Acosta's car can travel an average of 24miles on each gallon of gasoline. Write and solve an equaltion to find how many gallons of gasoline she will need for a trip of 348 miles. Ans: 348 = 24g 348/24 = g 14.5 = g. She will

    asked by Alexis on October 6, 2014
  69. English

    Can you proofread this revision and tell me if it looks correct? Thank you. You should invest in a good Dictionary—and a good Thesaurus as well—to help you write well. But you should also realize, as even Samuel Johnson did when he compiled the first

    asked by Robin on February 3, 2010
  70. math

    Simplify as indicated. State at least one property of multiplication or division that would prove your simplification process correct. a. –(n + 4), to eliminate the parentheses b. 6(-s), to eliminate the parentheses c. 8(24 – n), to eliminate the

    asked by makenzie on February 21, 2011
  71. math

    Simplify as indicated. State at least one property of multiplication or division that would prove your simplification process correct. a. –(n + 4), to eliminate the parentheses b. 6(-s), to eliminate the parentheses c. 8(24 – n), to eliminate the

    asked by makenzie on February 21, 2011
  72. Calculus

    t: 0 2 5 7 11 12 r'(t): 5.7 4.0 2.0 1.2 0.6 0.5 The volume of a spherical hot air balloon expands as the air inside the balloon is heated. The radius of the balloon in feet is modeled by a twice-differentiable function of r of time t, where t is measured

    asked by Craig on November 25, 2008
  73. math

    From the pizza shop, James walks 12 blocks south, 22 blocks east, 18 blocks north, and 30 blocks west. What is the least number of blocks that he must travel if he returns to the pizza shop? Explain how you got your answer – draw a picture or write a

    asked by mary on March 6, 2012
  74. Math help Ms. Sue please

    1. Name the subset(s) of real numbers to which the number zero belongs. You can choose more than one answer. Irrational numbers Integers Whole numbers Natural numbers 2. Write an algebraic expression for the word phrase: the quotient of r and 12. r * 12 r

    asked by Charlotte on September 10, 2013
  75. grammar/english

    Can someone check these for me please and if I am wrong please tell me where and why or what should i put to make it right. The following grammar sentences need to follow the rule of "Predication ",if they need no change write no change. 1.Our resolution

    asked by Jasmine07202006 on October 18, 2006
  76. science

    Different reference identify at least seven different problems with the following reference and the re-write the reference in its proper form Jo-Anne James; John Welles. (Nov.2009). The effects of Sleep Deprivation on Driver Errors, journal of applied

    asked by eid2013 on November 3, 2013
  77. Math (7th grade)

    I have a math question that I do not really understand how to answer is there someone who can walk me through it? In Pinecrest middle school there are 58 6th graders 76 7th graders, and 38 8th graders. The counsel is made up of 35 students who are chosen

    asked by Shawna on December 17, 2013
  78. statistics

    an auditor wishes to test the assumption that the mean value of all accounts receivable in a given firm is $260.00 she will reject this claim only if it is clearly contradicted by the sample mean. the sample standard deviation of 36 accounts is $43, the

    asked by b on April 29, 2012
  79. Organic Chemistry

    This compound is characterized by ionic bonding between a group 1 metal cation and a tetrahedral anion. Write an appropriate Lewis structure for the anion and a specify a formal charge if there is one. NaBF4 I looked up the answer and I have a few

    asked by Aletha on January 21, 2008
  80. Algebra please help

    Pain says she should get $3 discount on the price of each shirt and a $3 discount on the price of each pair of jeans. Part 1 Write and simplify an expression to find the amount she would pay if this is true. Part 2 why are the amounts Pani pays in a and b

    asked by Stephen on January 7, 2015
  81. english

    I am writing an oppossing view essay. For this part of the essay we are not supposed to take a stance. The teacher has broken the assignment into 2 parts. The 1st part is actually just to help us learn how to write our final essay. I have pulled alot of

    asked by Lynne on November 14, 2010
  82. algebra

    Essay. Show all work. A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. it is determined that if one side of the whiteboard is x+y inches, the other side should be x^2+6xy-4y^2 inches. Write an algebraic

    asked by shay on July 19, 2011
  83. Math Check

    1. What is 2.28 x 10^-8 in standard form? a. 228,000,000 b. 22,800,000 c. 0.0000000228 d. 0.000000228 Either c or d... I forgot. 2. A player has 37 hits in 192 times at bat. Write the player's batting average as a decimal. Round to the nearest thousandth.

    asked by Prim on November 9, 2016
  84. Physics

    the question is to write down a relationship for the potential energy of a body of mass m, when it is a distance r from the center of mass M and radius R.explain all symbols used and show that if a body is to escape the gravitational influence of the

    asked by Anya on December 16, 2008
  85. Math Help please Check my answer

    You have $59.95 in your wallet and want to buy some new CDs. If the CDs are $11.99 each, what number of CDs, x, can you buy? Write and solve an inequality. My answer: 11.99x ≤ 59.95 11.99x/11.99 ≤ 59.95/11.99 x ≤ 5

    asked by Kaitlyn on January 14, 2014
  86. Franny

    I need to write a poem in french. I was looking for examples of french poems that rhyme but I can't find any. Can you please help me find some rhyming french poems? Thanks in advance

    asked by French on January 9, 2008
  87. Programming in Java

    Write a program to calculate adjacent and opposite of a triangle. My code can calculate hypotenuse but won't calculate opposite and adjacent.

    asked by Excel on March 15, 2015
  88. math

    Kelly is 13 years younger than twice Jane's age. Write an expression for Kelly's age. Let x represent Jane's age. I tried every thing and I could still not get this right.

    asked by How the heck am I suppose to solve this on May 1, 2015
  89. 4th garde math

    Jenny has twice as many cookies as Penny. Winnie has four more cookies than Jenny. If they have 44 cookies altogether, how many cookie does Penny have? Write a number sentence

    asked by Darryl on February 19, 2014
  90. Calculus

    The population of fish in a lake before mating season is F. During the mating season, the population grows by 30% and the new population is N. Write an expression for N is terms of F.

    asked by Sandy on September 7, 2010
  91. Math 111

    Suppose you have a job that requires that you work at least 25 hours but no more than 40 hours per week. Write an inequality, using t, that gives the number of hours you work each week.

    asked by Chelsea on January 25, 2010
  92. to ms.sue project

    so if i use construction paper, its the same length as the copy paper? but if i use construction paper, wont it be hard to write on?construction paper is kinda rough.

    asked by Celest on August 6, 2012
  93. Algebra 1

    Cassandra bought a car for 22,385. The value depreciates 14% a year. a. Write a function, d(x), that gives the value of the car after x years. b. What will the value of Cassandra's car be after 10 year

    asked by John on January 13, 2018
  94. Algebra 1

    Cassandra bought a car for 22,385. The value depreciates 14% a year. a. Write a function, d(x), that gives the value of the car after x years. b. What will the value of Cassandra's car be after 10 years

    asked by Mary on January 13, 2018
  95. algebra

    To make pancakes, you need 2 cups of water for every 3 cups of flour. Write an equivalent ratio to find how much water you will need with 9 cups of flour.

    asked by Anonymous on November 28, 2012
  96. Math

    In 748,719 change the digit in the thousands place so that the value of the new digit represents 1/10 of the value of the digit in the ten thousands place write the new # to the right.

    asked by Bryce on August 30, 2016
  97. Reading

    one word in each sentence does not fit the context. Underline that word and write a word that does fit the context. the court was subtracted into four parts

    asked by John Dosley on November 26, 2013
  98. Algebra 2

    The functions f(θ) and g(θ) are sine functions, where f(0) = g(0) = 0. The amplitude of f(θ) is twice the amplitude of g(θ). The period of f(θ) is one-half the period of g(θ). If g(θ) has a period of 2pi and f (pi/4) = 4, write the function rule for

    asked by Brittany on May 24, 2013
  99. math

    Jessica has 1 2/3 yards of fabric. She uses 2/5 of the fabric to make a pillow. how much fabric did it take to make the pillow? write a number sequence for the following problem

    asked by mackenzie on May 3, 2018
  100. Math

    Can you help me write these out in an algebraic expression? 1. Seven less than twice a number equals 19. 2.Eight decreased by 3 times a number equals 2. 3. The sum of two times a number and 5 is 11. Is this right? x/8 + -1/2 = 6 My answer: x=44

    asked by Bryce on August 22, 2011

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