Algebra, help + check please

106,831 results, page 89

  1. Probability (Please check revised answer)

    X, is assumed to be a random variable by placing letters of the word “YACHT” in a hat. If these letters are withdrawn then it gets replaced. A value of 1 is given when a vowel is retrieved, and a value of 2 is given when a consonant is retrieved while a value of 3 is given...
  2. math

    please check and see if my answers are correct if not let me know so i can redo these and find where i messed up 1. divid by moving the decimal point 27.3 dived 10^5 my answer .000273 2.Jon spent 1/3 of his study time doing math homework and 2/7 preparing for a history exam. ...
  3. algebra 2

    Consider the exam data below. Algebra score: 20 35 13 29 40 23 Calculus score: 41 69 34 72 86 58 Use your calculator to find the regression line for this data, and graph it on your scatterplot. b. Interpret the slope and intercepts of this line in the context of the problem. c...
  4. Algebra

    3. Find the first four terms of the sequence represented by the expression. 3n+5 A)3,8,14,20 B)8,11,14,20** C)3,6,9,12 D)0,8,11,14 I don't understand what to do.. Please help!! 7. A gas station charges $2.19 per gallon of gas. Use function notation to describe the relationship...
  5. Algebra

    Can you please help with this question: The cheerleaders are having a bake sale to raise funds for new uniforms. The group sell cupcakes for $3 each and make a profit of $840 from the sales. If X represents the number of cupcakes the cheerleaders sold and their cooking ...
  6. pre-algebra

    can someone please help me to writ an inequality for this wor problem? Mr.Kirkland receives $13/hr. for regular time (8hr./day) and double pay for working on holidays. He worked on Friday even though it was a holiday. If his week's pay was at least $650, how many hours did he ...
  7. Algebra

    a. Pick 9 different dog breeds and find their average weights. List each breed and weight. Find the mean, median, and mode of the data. Which measure of central tendency best describes the data? Explain your answer. please help I have no idea what I'm doing! I just need help ...
  8. English

    Writeacher, I need your help to check a few things. Thank you. 1) At the first time Clare didn't say if she was free, but the next day she confirmed she was able to go to the cinema. (Can you check this sentence for me?) 2) I would like to enrol at the faculty of Engineering. ...
  9. English

    Can you check the following sentences for me, please? Thank you. 1) Introduce the English Renaissance focusing your attention on their view of nature, of man and their conception of the universal order. What was the literature of the period characterized by? 2)What was ...
  10. french

    Please can you check the following, thankyou. je vais acheter tu vas acheter il/elle acheter nous allons acheter vous allez acheter ils/elles vont acheter je acheterai tu acheteras il/elle achetera nous acheterons vous acheterez ils/elles acheteront i have to do the same for ...
  11. Language Art (Please Check)

    1.B 2.A 3.B 1.which of the following is an example of a primary source? A.article written by an expert on the event B.letter from the time of the event C.website 2.When gathering information for a research paper,why is making a source card a good idea? A.so when you write your...
  12. English

    1. He is playing a game with his smart phone. 2. He is talking on the smart phone. 3. He is writing something on his smart phone. 4. Tom and Bill are talking with each other in the corner of the classroom. 5. He is drawing a cartoon. 6. He is reading a comic book. 7. He is ...
  13. Q&A Check Please, geo 7th grade

    Toronto reflects more of the British culture rather than the French culture. TRUE? Which of the following Canadian region is best described as undeveloped because of its harsh climate and terrain? a. Northern Territories b. British Columbia c. Yukon d. Alberta D?? he province ...
  14. Physics please check

    Please tell me where i went wrong. During an all-night cram session, a student heats up a one-half liter (0.50 10-3 m3) glass (Pyrex) beaker of cold coffee. Initially, the temperature is 19°C, and the beaker is filled to the brim. A short time later when the student returns, ...
  15. maths

    Using the digits 1, 2, 3 & 4 each once only, and as many +, -, x, / and brackets as you need, try to make as many different numbers as you can, starting at 0, 1, 2 .... Which is the first number that you cannot make? My answer is 3. Which is the largest number you can make? My...
  16. Math

    Using the digits 1, 2, 3 & 4 each once only, and as many +, -, x, / and brackets as you need, try to make as many different numbers as you can, starting at 0, 1, 2 .... Which is the first number that you cannot make? My answer is 3. Which is the largest number you can make? My...
  17. English 10

    Can someone please check my answers for me please 1. Which of the following is NOT a behavior associated with editing? checking your spelling cleaning up formatting developing a subtopic fixing punctuation errors (MY ANSWER) 2. True or False: The purpose of editing is to make ...
  18. Algebra

    (3*10 to the second power)(1.5*10 the the negative fifth power) SCIENTIFIC NOTATION: 4.5*10 to the negative third power My question is what is the standard form I got 4500 but if I look closely at the problem I don't think that's possible please tell me if 4500 is correct
  19. algebra

    The base of an isosceles triangle and one of its legs have lengths that have consecutive integers. The leg is longer than the base. The perimeter of the triangle is 20. Find the length of each side of the triangle. *Please help me- I am having a really bad day. Thank you.*
  20. Algebra II repost, pls help

    What two numbers are represented by each of the following? -6+/- sqrt 6 -6 plus or minus square root 6 not sure how to type the question. I think the answers are -6 + sqrt 6 -6 - sqrt 6 I'm just not sure what the question is actually asking for. Could someone please help me. ...
  21. Algebra 2

    Need help PLEASE!! Question is: There is no Closure Property of Division that applies to Integers. For example 2 divided by 3 is not an interger. What is another example of real numbers that does not have a Closure Property for one of the basic operations? Give an example to ...
  22. Algebra

    Hi I need help with this problem full solution only please: Two angles of a triangle have the same measure and the third one is 9 degrees greater than the measure of each of the other two. Find the measure of the LARGEST angle in the triangle.
  23. Math-Algebra

    A family is building a circular fountain in the backyard. The yard is rectangular and measures 7x by 6x and the fountain is going to be circular with a radius of 2x. Once the fountain is built, what will be the area of the remaining yard? Can someone please walk me through ...
  24. ALGEBRA 1

    Use inductive reasoning to predict the next Number in each sequence. 1.3,7,11,15... i figure this to be 19 because each number following the first is a difference of 4. 2. 1,-2,4,-8 this is abit difficult for me. I am guessing the answer tobe 10. I cant'even explain how I ...
  25. Algebra

    The attendance at a baseball game was 400 people. Student tickets cost $2 and adult tickets cost $3. Total ticket sales were $1050. How many tickets of each type were sold? Instructions: Write an equation to model each situation. Can someone please tell me HOW to do this and ...
  26. math

    which number has the greatest value? a 3.5 b square root of 15** c square root of 1/16 d 26/100 which number is an irrational number? a 3.5 b square root of 36 c square root of 48 d 37/100*** If a is a rational number and b is an irrational number, then the sum a + b is A)...
  27. please, please help

    can someone please help me on my earlier post?
  28. math please help me

    18n-20 = 36-10n then what is n? please please help me
  29. English composition

    I also bought a timer. After I turn thes witch to the right, clockwise, if I put the point on the switch to the time, it will ring after the time. We don't need a battery in this product, for it has a mechinacal spring. It is useful when you cook instant noodles over a stove. ...
  30. Chemistry

    Can some please check my answers for the following questions? THANK YOU. 1)The chemical formula for aspirin is C9H8O4. What is the mass of 0.40 mol of aspirin? ANSWER: 45 g 2)The gram molecular mass of oxygen is. ANSWER: 16.0 g 3)What is the mass, in grams, of 3.01 x 10^23 ...
  31. rfvv

    The dentist's is very busy, so we have to book the visit beforehand. You have to have your decayed tooth pulled out, but we have to wait for about one month? Can you wait? If you feel painful from time to time, let's go to the dentist's and if a doctor can spare time for you, ...
  32. Geometry proving quadrilaterals

    Proving quadrilaterals PLEASE PLEASE PLEASE HELP *the diagonals of a square bisect the vertex angle * the diagonal of a rhombus are perpendicular *each diagonal of a rhombus bisects the opposite angles of the rhombus help me prove please how ? tell me
  33. Algebra

    I need help on only one question on Algebra 12q=three eights I got one over twenty four (Dividing Equations)
  34. Algebra 1- Math

    The owner of a pet store spent $236 on 10 dogs and cats. The cats cost &18 each and the dogs cost &26 each. How many of each did the owner buy? Mrs. Sue Please help or any other person
  35. algebra

    a ribbon is 3 2/3 yards long. Mae needs to cut the ribbon into pieces that are 2/3 yard long. use the model to find the number of pieces she can cut. Please help answer. thanks.
  36. Algebra

    Which 3 ratios are equivalent to the ratio of cups of water to cups of milk in a recipe 1 to 3? Also, the ratio of boys to girls on the bus is 20/15? What are 3 equivalent ratios of 20/15. Please help answer both ? Thx
  37. Algebra 8th grade.

    The coordinates of quadrilateral VWXY are given below. Find the coordinates of its image after a dilation with the given scale factor. V(6, 2), W(–2, 4), X(–3, –2), Y(3, –5), scale factor of 2 Please help!!!!
  38. Algebra

    I have to solve an inverse function. f(x)=x+6 and g(x)=x+6 f(x)=1/4x,x is equal to or not equal to 0 g(x)=1/4x,x is equal to or not equal to 0 Please help me I have been on this one problem for hours and I can't get it. This one question will determine whether or not I pass ...
  39. Introductory Algebra

    the length of a rectangle is 7 meters more than twice the width. the perimeter is 68 meters. solve for length and width. I need this step by step using the blueprint...please.
  40. math

    can you please check my work. The time in minutes that it took five students to complete the math test was 45, 27, 30, 25, and 48. What is the mean absolute deviation of the times? I did 25+27+30+45+48= 175 then I divided it by the 5 students. 175/5= 35 so now I did the ...
  41. English

    Can you please check these sentences I'm doubtful about? Thank you. 1)Can you dress the Christmas tree with festoons? 2) hall we go to the cinema? I'd rather stay at home./I'd prefer to stay at home. 3)I'd like (a?) grilled chicken breast, (a) home-baked rasperry cake. 4) ...
  42. Pre-Algebra

    How does finding the square root of a number compared to finding the cube root off a number use number 64 in your explanation. xx check my answer ;3 the square root of a number is a number which when multiplied twice by itself gives the number that was used to find such. &#...
  43. math

    can please someone check my answer Q.) 30% of the adult population was offline in terms of being able or willing to access the internet. New data relating to the year 2010 (sourced from The Office for National Statistics) indicated that this group numbered 9.2 million in 2010...
  44. spanish/check please

    Va de compras con una amiga.Te dice que necesita comprar y tu' le das consejos usando palabras como (este,esta,y esto) ( Hint tell your friend to buy clothes) Necessito unos pantalones-------Compra (estos) pantalones Necessito una camiseta-----Compra (etsa) camiseta Necessito ...
  45. spanish/check please

    Va de compras con una amiga.Te dice que necesita comprar y tu' le das consejos usando palabras como (este,esta,y esto) ( Hint tell your friend to buy clothes) Necessito unos pantalones-------Compra (estos) pantalones Necessito una camiseta-----Compra (etsa) camiseta Necessito ...
  46. U.S. History (Check, Please!)

    What was the significance of the Soviet Union's launching of Sputnik in 1957? A: The Soviet Unions's launching of Sputnik in 1957 led Congress to create the National Aeronautics and Space Administration (NASA) to coordinate research in rock science and space exploration. It ...
  47. Mtahs Metre to millimetres

    Hi, Can anyone please check the following scientific metre to millimetre calculation for me:- Subtract the second figure from the second 0.28432882m, 0.28052258m to milliemtres to (1 d.p.) In 1m there are 1000mm, 0.28432882m x 1000 = 284.32882mm 0.28052258m x 1000 = 280....
  48. Algebra

    A clock's minute hand moves 60 grade in 10 minutes and 180 grade in 30 minutes low far does it move from 11:00 to 11:40? What is the problem asking you to find? The measure of the angle on a clock from What do you need to know to solve the problem? What is the measure of the ...
  49. French #2

    Can someone check over my short paragraph thing please? Voici mon poster. C'est importante pour moi parceque il (reminds) moi de mon livre favorite dans (grade 5). Je (got it as a prize) de la chance de draw). Heres the english: This is my poster. It is importante to me ...
  50. Algebra

    Find the GCF for each of the following groups of numbers. 36, 54, and 180 Find the LCM for each of the following groups of numbers. Use whichever method you wish. 8, 15, and 20 can anyone IM me or email how to SIMJPLIFY RADICAL EXPRESSIONS please?
  51. Algebra 1

    "The sum of two measures of two angles is 180 degrees. What is the measure of each angle if one angle is 30 degrees more than twice the other?" would the equation be: x+(2x+30)=180 ???? if it isn't, please explain! thanks!
  52. algebra/math

    Rico's collection of quaters and dimes contains $32.85. There are 171 coins in all How many quarters and how many dimes are in Rico's collection? i solve these with 2 equation. would they be: q + d = 171 25q + 10d = 32.85 help me please.
  53. Algebra 1

    Solve this 5y+4x=4. Can someone please help me solve this step by step. I am learning,but It always helps clear things when things are explain. However, I am grateful for any help anyone can provide me. Thank you so very much. Your help is always appreciated.
  54. Algebra 1

    A line passes through (4,2) and is parallel to the graph of x= -3. What equation represents the line in slope-intercept form? It doesn't give me enough information to turn it into slope-intercept form. HELP ME PLEASE!!??!!
  55. algebra

    can you please explain how you may have gotten the answer thanks:) The coordinates of quadrilateral VWXY are given below. Find the coordinates of its image after a dilation with the given scale factor. V(6, 2), W(–2, 4), X(–3, –2), Y(3, –5), scale factor of 2
  56. Pre-Algebra Help

    Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many feer throws she makes? A. About 16 B. About 2 C. About 20 D. About 14 Please, Ms. Sue or someone, help me!!
  57. Early Child Ed.

    Please check these questions and my answers: 1.For children who are learning English as a second language, context-embedded activities enhance which? A) written language B) child-child socialization C) vocabulary development D) assimilation into the mainstream 2. Which of the ...
  58. Chemistry

    IGNORE MY FIRST POST. I CORRECTED THIS ONE Write IUPAC name of the following alkanes: 1. (CH3)3-C-CH2-CH2-CH3 Would the name be 2-dimethylpentane? 2. CH3CHCH2CHCH2CH2CH3 with a CH3 attached to the 2nd carbon and the 4th carbon. Would the name be 2,4-dimethylheptane? 3. CH3-C-C...
  59. Physics PLEASE

    I'm trying to solve this problem Calculate (a) how long it took King Kong to fall straight down form the top of the Empire State Building (380 m high), and (b) his velocity just before "landing". My teacher said try and rearagne this equation for t X = Xo + Vo t + 2^-1 a t^2 ...
  60. English

    Can you please check these sentences for me? Thank you 1) I went to a winter camp in the mountains with people from my parish. (How do you call the house owned by the parish where people can spend their summer or winter holidays? 2)The weather was bad (Or We had awful/terrible...
  61. Physics Please check my answers

    1. Complete reflection is the special case of refraction at an angle of 180. True. False. 2. A resonant frequency is the same as a natural frequency. True. False. 3. For a standing wave, the number of segments is an integer equal to the number of half-wavelengths. True. False...
  62. Algebra

    I Need Help Please!!!!!! A rectangular table is two times as long as it is wide. If the area is 18ft^2, find the length and the width of the table. The width of the table is ------ ft. The length of the table is ------ ft.
  63. algebra, help please

    Have to make an equation using the numbers 2,3,6,8 and the symbols +,-, and x. Must equal 17 and can't use numbers twice. I can come up with an equation but had to use the 3 twice.
  64. Algebra

    If i take 5000 calls at 78% service level, how many calls would I need to take at 100% to equal an overall service level of 80% Please post formula
  65. Algebra

    I cannot solve the problem please help me. I'm suppose to set the equations up to solve for t. x = y + rt + at^2/2 Even when I plug in the values I don't get the answer. x = 16.4 y= 0 r= 0*cos(45)a=0 t is suppose to equal 2.32 if I set the problem up correctly.
  66. algebra

    Can someone please explain What polynomial has a graph that passes through the given points? (–4, 89), (–3, 7), (–1, –1), (1, –1), (4, 329) y = 2x3 – 3x2 – 2x + 1 y = 1x4 – 2x3 – 3x2 + 2x + 1 y = x4 – 2x3 + 3x2 + 2x – 1 y = x4 + 2x3 – 3x2 – 2x + 1
  67. college algebra

    use the remainder theorem to find the remainder when f(x) is divided by x+2. then use the factor theorem to determine whether x+2 is a factor of f(x). f(x)=4x^6+36x^3+32 please show work
  68. Algebra. NEED HELP ASAP PLEASE

    The fourth month this year, you have $368 saved. At the twelfth month this year, you have saved $504. What is your savings rate?
  69. English

    1. The staff meeting will be finished next Tuesday. 2. The staff meeting will be finished in two hours. 3. The staff meeting will be finished after two hours. 4. The staff meeting will be finished tomorrow. 5. The staff meeting will be finished by tomorrow...
  70. To Sherry: Intermediate Algebra

    I've deleted most of the two dozen questions you've posted in the last several hours. You've obviously dumped all of your homework here and have shown no attempt or effort on your part. Jiskha tutors will be glad to help you, but we don't aid and abet cheaters. Please explain ...
  71. algebra

    I have a problem with this: y=1.5x Questions: What is the rate of change between the variables? State whether the y values are increasing or decreasing, or neither, as x increases Give the y intercept List the coordinates of two points that lie on the graph of the line in the ...
  72. Physics(Please check)

    A car (mass = 1140 kg) is traveling at 27.3 m/s when it collides head-on with a sport utility vehicle (mass = 2380 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling? I did 1140(27.3...
  73. U.S. History (Check, Please!) (Ms. Sue)

    1. What strategy did the United States Navy use to advance across the Pacific? A: To advance across the Pacific, the United States Navy hopped from one island to another. 2. Explain why D-Day's success was so vital to an Allied victory. A: D-Day's success was extremely vital ...
  74. chemistry check

    A) Write a balanced chemical equation for the reaction between sulfuric acid and potassium hydroxide. I got H2SO4 + KOH ---> H2OH + KSO4 B) Write the ionic equation for the reaction. H2 + S2O4-2 + K + OH- ---> H2 + OH + K2SO4-2 C) Write the net ionic equation I'm not ...
  75. Algebra

    solve for x: square root 2x+3 = square root 6x - 1. A.) 1 B.) 2 C.) 3 D.) square root 6 I don't know how to do these so will you please show your work. Thsnk You.
  76. Algebra

    I get facturing but it takes me forever to guess and check and then 30 minutes later to get it. Am I doing this right? I need help with this problem 8x^2-34x+35 Here are a couple decent sites: http://www.jamesbrennan.org/algebra/polynomials/factoring_polynomials.htm http://www...
  77. chemistry

    Under the appropriate conditions, NO forms NO2 and N2O: 3NO(g) <--> N2O(g) + NO2(g) Use the values for delta G naught for the following reactions to calculate the value of Kp for the above reaction at 500.0 C 2NO(g) + O2(g) <--> 2NO(g) delta g=-69.7 kJ 2N2O(g) <...
  78. physics

    please check these; a container of gas is at pressure of 3.7*10^3 Pa. How much work is done by the gas if its volume expands by 1.6 m. 5.92 * 10^5 A 0.10 kg piece of copper at an initial temperature of 95degC is dropped into 0.20 kg of water contained in a 0.28 kg aluminum ...
  79. physics

    please check these; a container of gas is at pressure of 3.7*10^3 Pa. How much work is done by the gas if its volume expands by 1.6 m. 5.92 * 10^5 A 0.10 kg piece of copper at an initial temperature of 95degC is dropped into 0.20 kg of water contained in a 0.28 kg aluminum ...
  80. Math (Check

    Subtract and Simplify 2/3 - 1/5 = 1/2
  81. math

    hi, can someone check these answers for me 1.8-13=-5 2.-4-10=-4 3.5-24=-19 4.7-(-3)=10 5.-2-(-6)=4 6.-18-(-7)=-11 thanks
  82. Math check 3

    Simplify: 9/(y+8)-y/(y-2)+(y^2+4)/(y^2+6y-16) IS the answer y-14/(y-2)(y+8)?
  83. Math check

    subtract: 3+5i-(-4+6i) is the answer 7-i?
  84. math check

    subtract: 3+5i-(-4+6i) is the answer 7-i?
  85. math

    can you check if answer is right? a^2b -c when a=4 b=8 and c=12
  86. social studies

    what are check and balances?
  87. math

    solve and check results 3x + 7(x-2)-13=12-3x
  88. math

    Solve,graph,and check 12<6x+b
  89. UOP

    necessary to perform a check?
  90. equation

    Solve algebraically and check y = x^2 - 3 x + y = -1
  91. math

    solve the equation and check 1.9(5-x)=1.7(3-x)
  92. math

    solve the equation and check 1/5(y+3)+3=1/10(7y-4)-5
  93. math

    solve the equation and check -(9x-4)-(2x-6)+7=-8(x-9)-(6x+2)+4
  94. Math - derivative of f(x) (check)

    f(x) - x/(x-1) then f'(x) = -1/(x-1)^2 is that correct?
  95. math 050

    Solve and check 2/3=x/42
  96. Math

    estimate a 15% tip on a $42.65 check
  97. math- check me

    f(x)=3 -4|-11+x| -4|-11+3| -4|8| Do I divide or multiply?
  98. intermediate algebraDivide

    divide and check t^2 - 13 --------- t - 4
  99. math

    can you check: 3/5 a = 3 i got : a = 5 is that right?
  100. math

    Check my Answer Ms.Sue
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