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  • 3 years ago

Determine whether y varies directly with x. If so, find the constant of variation k and write the equation. x- 4, 7, 10, 13 y- 6.4, 11.2, 16, 20.8

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  1. ghass1978
    • 3 years ago
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    Determine y/x for all the given values if all results are the same,then y varies directly with x your k is the result of the division and y-kx

  2. learnerstuden123
    • one year ago
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    divide all y's by x's. I'll show you the first two: 6.4 divided by 4 = 1.6 and 11.2 divided by 7 = 1.6 If the rest equal 1.6 then y does varies with x.

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