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A direct variation function contains the points (–8, –6) and (12, 9). Which equation represents the function?

A direct variation function contains the points (–8, –6) and (12, 9). Which equation represents the function?
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A direct variation function contains the points (–8, –6) and (12, 9). Which equation represents the function?

User George Imerlishvili
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1 Answer

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Well we set up the equation for a direct variation y=kx Lets take a point... (-8, -6) Plug that in −6=k(−8) And solve for 'k' to get *indeed* 3/4
User Ed Mays
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