Algebra 1

The ordered pairs in each exercise are for the same direct variation.
Find the missing value.

(3,2) and (6,y)

I don't know how to find the missing value ..

  1. 👍
  2. 👎
  3. 👁
  1. Assuming that "direct variation" means that the second number of each pair is a certain fixed ratio to the first number, then
    3/2 = 6/y
    3y = 12
    y = ?

    1. 👍
    2. 👎
  2. y=4?

    1. 👍
    2. 👎
  3. yes, 4

    1. 👍
    2. 👎
  4. well.....yes 4 but what if it was

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Algebra2

    Does the relation in the table represent direct variation inverse variation or neither? If it is a direct or inverse variation, write an equation to represent the relation. (x,y) (5,2) (10,1) (15,2/3) (20,1/2)

  2. 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

  3. math

    Which equation is NOT an example of a direct variation? a. y = x b. 4x + 3y = 0 c. y = 5/4 x d. 2x + 6y = 0 Direct variation is y = kx The only one that can't be changed to become this is d. Is that correct?

  4. 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

  1. Algebra 1

    Does the following equation represent a direct variation? If so, what is the constant of variation, k? 2y = -6x A. Yes, k = -3 ~~~ B. Yes, k = -6 C. Yes, k = -⅓ D. It is not a direct variation My answer is A. Am I right?

  2. Algebra

    Please Help! Given the following three points, find by hand the quadratic function they represent. (−1,−8), (0,−1),(1,2) A. f(x)=−3x2+4x−1 B. f(x)=−2x2+5x−1 C. f(x)=−3x2+10x−1 D. f(x)=−5x2+8x−1 Determine if

  3. Math

    What kind of equation is 15x=3y linear equation. Inverse variation. Direct variation or joint variation?

  4. Algebra

    Is the relationship between the variables inthe 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, 12, 20 y: 30, 12, 5, 3 A. Direct

  1. Algebra 1

    "Graph each system of linear inequalities. Give two ordered pairs that are solutions and two that are not solutions." How do I find these solutions in order to "give two ordered pairs that are solutions and two that are not

  2. algebra 1

    does 4x+5y=0 represent a direct variation? if so, find the constant of variation. complete the steps to solve 4x+5y=0 for y.

  3. Math

    1. The set of ordered pairs of the form (x,y) shown below represents points on a graph for a direct variation. (−4,6) (−1,−1.5) (0,0) (2,3) (6,9) Which equation best represents the relationship? A. y=3/2x B. y=2/3x C. y=x-2

  4. 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

You can view more similar questions or ask a new question.