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Write an equation of the direct variation that includes the point (9, –12).
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Write an equation of the direct variation that includes the point (9, –12).

User Picomon
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1 Answer

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For direct variation:
y = kx
-12 = 9k
k = -12/9 = -4/3
Therefore, the required equation is y = -4/3 x
User Siddhartha Esunuri
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