Mathematics, 03.02.2020 16:56 caylah6101

Determine whether y varies directly with x. if so, find the constant of variation and write the equation.
yes; k = −4 and x = −4y
yes; k = −4 and y = −4x
yes; k = 4 and y = 4x
no

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Determine whether y varies directly with x. if so, find the constant of variation and write the equa...