1. Algebra worksheet

    Hello. My algebra teacher gave me this worksheet last week and everyone had to bring it yesterday and I haven't done it yet. Can someone please help me. He said Friday is the last day or he's going to take away some points. I've been having trouble with
  2. math

    If y varies diretly with x, write an equation for the direct variation. then find each value. Find y when x = 10 if y = 8 when x = 20 If think I can find the value by y/10 = 8/20 with the answer for the value is 4. My problem is how to find the equation.
  3. Variation

    I have few questions that I need checked please and could you help me with the last question? Write an equation that expreses the relationship. Use k as the constant of varaiation. 1. s varies directly as h -I got: s=kh 2.a varies directly as the square of
  4. Algebra 2 Honors

    Hey, we recently started a topic in class that I don't understand well, I just want to post 6 of the problems and ask if they're right or not (some of them I have no idea how to do). 1. If a varies directly as b and b = 18 when a = 27, find a when b = 10.
  5. algebra

    I have no clue what to do here can you tell me how to figure this? If y varies directly with x, and y = 500 when x = 200, find the constant of variation k. Whenever you have a statement such as "....y varies directly with x..." you can write it as an
  6. Math

    I need the answers and the work shown steb by step today pls^^ For each direct variation find the constant of variation.Then find the value of y when x= -5 1.y=2 whne x=7 2.y=-2 when x=2 3.y= 17 when x=-4 y varies directly with x. 1.if y=6 when x=2,find x
  7. Algebra

    Suppose that Y varies directly with X, and Y=4 when X=16 (a) Write a direct variation equation that relates X and Y (b) Find Y when X=3
  8. 8th grade

    i have a homework assignment i do not know how to do. i was out sick so i have not learned this. hear is the question......y varies directly as x. find the constant of variation and write an equation for the direct variation. question 1: y=15 when x=5
  9. Algebra

    This is about direct variation. The area a painter can paint varies directly with the amount of time he works. One morninig, he painted 204 ft² between 8 a.m. and 12:15 PM. Write a direct variation equation to describe the area y covered in x hours. The
  10. math

    This is about direct variation. The area a painter can paint varies directly with the amount of time he works. One morninig, he painted 204 ft² between 8 a.m. and 12:15 PM. Write a direct variation equation to describe the area y covered in x hours. The
  11. algebra

    Hi I'm having trouble with this question I don't understand it at all. This is the question: Suppose y varies directly with x, and y = 15 and x = 5. Write a direct variation equation that relates x and y. What is the value of y when x = 9? If somebody
  12. variation

    Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I
  13. variation

    Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I
  14. Variation-Check Problems

    Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I
  15. algebra

    Could someone show me how to solve this joint variation problems? Y varies jointly as x and y and inversely as w. Write the appropriate combined variation equation and find z for the given values of x, y and w. z=15 when x equals three, y equals four, and
  16. Algebra 2

    Find an equation of variation in which y varies inversely as x and the following is true: y=31, when x=4 Originally, I mixed up the equations of inverse and direct variation, and got 31=m(4) ----- b Obviously, I got it wrong, but I've gone ahead and redid
  17. Check my answers. Algebra

    Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I
  18. Math

    if y varies directly as x find the direct variation equation for the situation: y=20 and x=16
  19. Algebra

    Write an equation of the direct variation that includes the point (–3, –9). Direct variation can be expressed with this equation: y = kx Using your point, let's find k. -9 = -3k 3 = k Equation: y = 3x Thanks it makes sense
  20. Algebra

    Y varies directly with x for the following function when y=6 when x =2. Find the constant of variation, write the equation, then find y when x is 2. Hint: use y = kx, where k is the constant of variation.
  21. algebra

    Find the variation constaant and an equation of variation where Y varies directly as X and Y = 72 hen X = 8 The variation constant is K = ? The equation of variation is Y = ? I think that K = 9 but not sure I don't have a clue about the rest.
  22. algebra

    Help would be greatly appreciated!!! This gets really confusing for me. Write an inverse variation equation. If y varies inversely with x and y=2 when x=4…. a. Find K. b. Write a general equation. c. Use your equation to find y when x=8 Draw a chart to
  23. Direct Variations

    Suppose y varies directly with x. Write a direct variation equation that relates x and y. y=10.4 when x=4 y=3.4x* y=3.8x y=3.2x y=2.6x
  24. Math

    This is regarding direct variation. y varies directly as the square of R. If y = 128 when R = 8, find y when R = 5. Another one I cannot figure out: If x varies directly as y, and x = 32 when y = 8, find x when y = 10 Help!
  25. Pre-Algebra

    If y varies directly with x, find the constant of variation with x = 4 and y = -24 If y varies inversely with x, find the constant of variation with x=5 and y = 10 If y varies directly with x, and y = 35 when x = 5 , find x when y = -7 If y varies directly
  26. Math (HELP ASAP!)

    1. Find the slope of the line that passes through (-2,1), (1,10). a. 3 b. -3 c. 1/3 d. -1/3 2. Which equation represents a direct variation? What is the constant variation? a.3y = 2x + 1; 1 b.y = -5x - 11; 5 c.4y = -12x; -3 d.y + 7 = 2x - 1; 7 3. Suppose y
  27. Algebra 2

    Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution Suppose B varies directly with C and inversely with D and the cube root of A. B = 4 when A = 27, C = 2, and D = 5. Find B when C = 3, A = 64, and D = 6.
  28. Variation-Questions

    I have some questions that I don't understand and need to be checked please? Slove the problem. 1. y varies directly as z and y=187 when z=17. Find y when z=15 -This is how I did it: 187=k*17, I divided by 17 on both sides and got k=11, then I plugged it
  29. Algebra 2

    Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution Y varies directly with x. If y = -4 when x = 2, find y when x = 6.
  30. Math

    1. Suppose y varies directly with x. Write a direct variation equation that relates x and y. y= 7 1/2 when x=3 a. y= 3/2 x b. y= 2/3 x c. y= 5/2 x d. y= 2/5 x 2. Suppose y varies directly with x. Write a direct variation equation that relates x and y.
  31. Math

    I am doing Direct Variation in math. I don't understand how to do it. It would be very helpful if you helped me with these problems: Is each equation a direct Variation? If it is, find the constant of variation: y=3/5x -3x+2y=0 -5x+2y=9 8x+4y=12
  32. algebra

    find the variation constate and an equation of variation where y varies inversely as x and y=1 whenx=6 what is the variation constant is
  33. Math

    1. Find the slope of the line that passes through the points (-1, 2), (0, 5). 2. Suppose y varies directly with x, and y = 15 and x = 5. Write a direct variation equation that relates x and y. What is the value of y when x = 9? 3. Write an equation in
  34. math

    Is the relationship between the variables in the table direct variation, inverse variation, both, or neither? If it is a direct or inverse variation, write a function to follow it. X:2 5 20 40 Y:40 20 5 2 ANSWERS AVAILABLE TO CHOSE: A) NEITHER B) INVERSE
  35. math

    write the direct variation equation for the following:y varies directly with x and y=60 when x=10
  36. Math help

    9). Hooke’s Law. The distance d when a spring is stretched by a hanging object varies directly as the weight w of the object. If the distance is 29 cm when the weight is 4 kg what is the distance when the weight is 9 kg? 10). Find the variation constant
  37. Algebra (direct variation)

    the value of y varies directly with x, and y=-2 when x=-4 Find y when x=8 -2=k(-4)
  38. Direct variation algebra 2

    If V varies directly as G, and V =36 when G =4. Find V when G =11
  39. algebra 1

    if y varies inversely with x' find the constant of variation and write an equation if y=1/2 and x=-10
  40. Algebra

    1. Total distance traveled varies directly with the amount of time spent traveling. If traveling 4.5 hours results in 180 miles traveled, write the direct linear variation equation. Then determine how long it would take you to travel 320 miles, assuming
  41. Algebra 2

    Is the relationship between the variables in the table a direct variation, an inverse variation, both, or neither? if it is a direct or inverse variation, write a function to model it. x 2 5 15 20 y 20 15 2 2 a. inverse variation;y=10/x b. neither c.
  42. direct variation

    For the statements below, y varies directly with x. Find y when x = −0.3.
  43. Math

    1. Suppose y varies directly with x and, y=15 and x=5. Write a direct variation equation that relates x and y. What is the value of y when x=9? I need a little help on how to figure out how to write this out. Any help will be appreciated. Thank you
  44. Math

    DIRECT VARIATION 1. a is directly proportional to b.If a=15,then b=9 2. m varies directly as n.If n=2/3,then m=1/4 3. T varies as the square root of L. If L=81,then T=10 4.r varies directly as the square of t. If t=16,then r=6. 5. y varies as the cube foot
  45. algebra

    Determine whether y varies directly with x. If so find the constant of variation k and write the equation. x y 7 11 8 13 9 15 10 17 Help please!
  46. algebra 2

    Determine whether y varies directly with x. If so, find the constant of variation and write the equation. X | Y ------ 1 | -2 3 | -6 5 | -10 i think it's A ?? A. yes; k=2 and y=2x B. no C. yes; k= -2 and y= -2x D. yes; k= -1/2 and y= -1/2x
  47. Algebra

    Find the variation constant and an equation of variation where Y varies directly as X and Y=60 when X=10 k=variation constant y=equation of variation Still do not understand..please..
  48. Algebra genius?

    Find the variation constant and an equation of variation where Y varies directly as X and Y=60 when X=10 k=variation constant y=equation of variation
  49. Algebra

    Suppose y varies directly with x. Write a direct variation equation that relates x and y. y= 7 1/2 when x=3 y=3/2x y=2/3x* y=5/2x y=2/5x
  50. Algebra

    Hi! Can you please re-check my answers. Mt teacher said some of them are not right but when I do it again, I still come up with the same answer. This is about Variations. Thanks! 1. What kind of variation equation is a=kbcd --> my answer is joint
  51. algebra

    Determine whether y varies directly with x, If so, find the constant of variation k and write the equation. x y 4 6.4 7 11.2 10 16 13 20.8 Would like for someone to explain if possible
  52. algebra

    Determine whether y varies directly with x. If so find the constant of variation k and write the equation. x y 7 11 8 13 9 15 10 17 Can someone please help me and explain
  53. Algebra

    For each problem suppose y varies directly with x. Write a direct variation equation that relates x and y. y=6 when x=8
  54. math

    Write the variation and find the quantity indicated. F varies jointly as q1 and q2 and inversely as the square of d. If F=12 when q1 =3, q2=9 and 9=3 The variation of F=
  55. Algebra Variation Constant

    What does this mean? Do I graph this or what? Find the variation constant and an equation of variation where y varies directly as x and y=12 when x=2 The variation constant =? The equation of variation is y=?
  56. Variation

    Could you please help me with the following question? Find the variation equation for the variation statement. 31. z varies jointly as y and the cube of x; z=96 when x=2 and y=6 (I don't understand this one. My answer choices are: a.y=2x^3y,b.y=2xy^3,
  57. Need help with variation

    Could you please help me with the following question? Find the variation equation for the variation statement. 31. z varies jointly as y and the cube of x; z=96 when x=2 and y=6 (I don't understand this one. My answer choices are: a.y=2x^3y,b.y=2xy^3,
  58. math

    Find the variation equation for the variation statement. z varies directly as x and inversely as y; z = 3 when x = 24 and y = 40
  59. MATH Algebra

    How do I find the variation constant and an equation of variation where y varies directly as x and y =70 when x=7
  60. Algebra

    Find the variation constant and an equation of variation where y varies inversely as x and y=2 when x=6
  61. Algebra

    Find the variation constant and an equation of variation where y varies directly as x and y = 20 when x = 10
  62. Algebra

    Find the variation constant and an equation of variation where y varies directly as x and y=50 when x=10
  63. algebra

    Find the variation constant and a equation of variation where y varies inversely as x and y=1 when x=15
  64. algebra

    find the variation constant and an equation of variation where y varies directly as x and y = 54 when x =x6
  65. Variation Problem

    Could you please help me with the following question? Find the variation equation for the variation statement. 31. z varies jointly as y and the cube of x; z=96 when x=2 and y=6 (I don't understand this one. My answer choices are: a.y=2x^3y,b.y=2xy^3,
  66. college algebra

    Find the variation constant and write a formula that expresses the indicated variation. c varies inversely as d, and c=5 when d = 2.
  67. Math

    Suppose that y varies inversely as t he cube of x. If y is 1/2 when x is 2 , find the constant of variation and variation equation
  68. math

    Find the variation constant and an equation of variation if y varies directly as x and the following conditions apply.
  69. Algebra

    Write a direct variation equation that relates x to y. Then solve. Show both the equation and the solution. If y = 8 when x = 4, find y when x = 5.
  70. Math

    I have 2 questions that I need help with if someone could please help me step by step to figure out how to do this equation it would be very helpful. Thank you 1. Suppose y varies directly with x and, y=15 and x=5. Write a direct variation equation that
  71. Math-PLEASE. HELP.

    Given that y varies directly with x, write a direct variation equation that relates x and y. x=1/3 <---(fraction), y=2 **Provide an explanation as well, please.
  72. algebra

    Find the variation constant and an equation of variation where y varies directly as x and y=16 when x=8 The variation constant is k=? The equation of variation is y=?
  73. Algebra

    Suppose that Y varies directly with X, and Y=16 when X=10. (a) Write a direct equation that relates X and Y Equation: (b) Find Y when X=15 Y=
  74. Math-URGENT,

    Given that y varies directly with x, write a direct variation equation that relates x and y. x=1/3 <---(fraction), y=2 **Provide an explanation as well, please.
  75. Math

    -8y = 2x -7 +9y +7= 2x Determine whether each equation represents a direct variation. If it does, find the constant of variation.
  76. Math

    Does the equation represent a direct variation? If so, find the constant of variation. 2x - 4y = 0 A. yes; k = -4 B. no C. yes; k = 1/2 D. yes; k = -1/2
  77. Help MATH

    1. does the equation represent a direct variation? if ao find the constant of variation 5x=-3y Any help???
  78. Math

    Does the equation represent a direct variation? If so, find the constant of variation. 5x = -3y A. yes; k = 5/3 B. yes; k = -5/3 C. yes; k = 3/5 D. no
  79. Algebra 2

    Let (x1,y1) be a solution, other than (0,0), of a direct variation equation. Write an second direct variation equation whosegraph is perpindicular to the graph of the first equation.
  80. Algebra 1

    Is each equation a direct Variation? If it is, find the constant of variation: y=3/5x -3x+2y=0 -5x+2y=9 8x+4y=12
  81. Algebra

    Does the data in the table represent a direction variation or an inverse variation, write an equation x 1 2 5 10 y 40 20 8 4 My answer is a direct variation, y=40x, is this correct? here are the other answers direct variation 7=1/40x inverse variat xy=40
  82. Math

    Do the data in the table represent a direct variation or an inverse variation? Write an equation to model the data in the table. x 1 3 5 10 y 4 12 20 40 a. direct variation; y=4x b. direct variation; xy=1/4 c. inverse variation; xy=4 d. inverse variation;
  83. algebra

    find the variation constant and an equation of variation where y varies directly as x and y=35 when x=5 the variation constant is k=
  84. Math

    A farmer’s harvest in bushels varies directly with the number of acres planted. A. Express in sentence form what this means to the farmer. B.Translate the variation statement into the corresponding variation equation. C. If 8 acres can produce 144
  85. algebra

    1. Find the variation constant and and an equation of variation where y varies directly as x and y y=42 when x=6 variation constant is K= equation of variation is y= 2.Jack usually mows his lawn in 6 hours. Marilyn can mow the same yard in 4 hours. How
  86. Algebra

    Each ordered pair is a solution of a direct variation. Write the equation of direct variation. (2,10) (8,2) (7,21) (2,-16) Please Help!
  87. algebra

    Find the variation constant and an equation of variation where y varies directly as x and y =4 when x=1. the variation constant is K= the variation constant is y =
  88. Math: Direct Variation

    what are the formulas that illustrates direct blinear variation ?? please help me !! i can't find any formula !! .. humpf .. :(
  89. math, help please !

    use the following instructions for problems 1 and 2: for a right triangle with legs a and b and hypotenuse c, find the missing side length. round your answer to the nearest tenth, if necessary. 1. a = 5;b = 10 - 3.9 -11.2 -8.7 -125 2. a = 9;c=15 -12 -17.5
  90. algebra1

    M varies directly with n; m=144 when n=8. What is the constant of variation k? I don't know what this mean. Could you help me out in solving this/ A statement such as "M varies directly with n" can be changed to the equation M=kn, where k is a constant.
  91. Algebra

    1. Tell whether x and y show direct variation. a. 5x - 3y = 0 b. x = y - 2 / 9 2. The variables x and y vary directly. Use the values to find the constant of proportionality and write an equation that relates x and y. a. y = 4; x = 6 b. y = 2; x = 10
  92. math

    Direct and Joint Variation 2. The volume V of a rectangular prism of a particular height varies jointly as the length l and the width w, and V = 224 ft when l = 8 ft and w = 4 ft. Find l when V = 210 ft and w = 5 ft.
  93. algebra

    Direct and Joint Variation 2. The volume V of a rectangular prism of a particular height varies jointly as the length l and the width w, and V = 224 ft when l = 8 ft and w = 4 ft. Find l when V = 210 ft and w = 5 ft.
  94. Pre-Calc

    1.) Suppose that y varies directly as x. If y is 5 when x is 30, the constant of variation is 150. True Or False 2.) If w varies directly as z and w = 9 when z = -6, find w when z = 3. 3.) If y varies directly as x and y = 2 when x = 4, find x when y = 4.
  95. Algebra2

    Does the relation in the table represent direct variation, inverse variation, or neither? if it is direct or inverse variation, write an equation to represent the situation. Explain your answer x 5, 10, 15, 20 Y 2, 1, 2/3, 1/2
  96. algebra

    Show all steps Determine whether y varies directly with x if so find the constant of variation k and write the equation? X line is y line is 4. 6.4 7. 11.2 10. 16 13. 20.8
  97. algebra

    I have a few questions that I don't understand hope someone can help. 1)write an equation of th line, in point slope form, that passes through the two given points. (-17,8),(3,-2) I figured (y-8)=-2(x+17) not sure 2) the graph of g(x) is f(x) vertically
  98. math

    The distance d when a spring is stretched by a hanging object varies directly as the weight w of the object. If the distance is 34 cm when the weight is 3 kg, what is the distance when the weight is 9 kg? 22. Find the variation constant and an equation of
  99. Algebra

    Find an equation of variation in which y varies jointly as x and z, and y=4 when x=4 and z=1. Simplify
  100. College Algebra 2

    Find the equation of variation in which y varies jointly as x and z and y=8, x=4 and z=2