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Determine whether y varies directly with x. If so, find the constant of variation and write the equation. A) no B) yes; k = -3 and y = -3x C) yes; k = -1/3 and y = -1/3x D) yes; k = 1-3 and y = 1/3x
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@koook
is there an equation?
There is a chart: x | y -6 | 2 -9 | 3 -15 | 5
|dw:1416107413739:dw| so the answer is c
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