Question: Variable y varies directly as variable x and inversely as z^2 = y is -5 when x=10 and 2=2 Find the value of y

Variable y varies directly as variable x and inversely as z^2 =

Variable y varies directly as variable x and inversely as z^2 = y is -5 when x=10 and 2=2 Find the value of y when x = 7 and 2=4.

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