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OpenStudy (anonymous):
Assume that y varies inversely as x. If x = 12 when y = 9, what is x when y = -3? 108 -36 27 -4
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Directrix (directrix):
-36 ==== In an inverse variation, the values of the two variables change in an opposite manner - as one value increases, the other decreases. x*y = 12*9 = 108 x (-3) = 108 x = -36
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