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Mathematics 24 Online
OpenStudy (anonymous):

y varies inversely as twice x. When x = 3, y = 8. Find y when x = 2.

OpenStudy (rogue):

Inverse variation goes like this... xy = k K is a constant. In your case, when we plug in x = 3 and y = 8, we get k to be 24. xy = 24 Now plug in x = 2 to find y. 2y = 24 y = 12

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