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11-11-2017
Mathematics

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Find an equation of variation in which y varies directly as x and y = 12 when x = 6

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11-11-2017

direct variation:-

y = kx where k is a constant

y=12 when x=6 so we have:-

12 = k*6

k = 12/6 = 2

so our equation of variation is y = 2x Answer

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