ebelynzamora31 ebelynzamora31

09-05-2019
Mathematics

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Which equation is the direct variation equation if f(x) varies directly with x and f(x) =-12 when x=6

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mkryukova19 mkryukova19

09-05-2019

Answer:

f(x) = -2x

Step-by-step explanation:

Direct variation equation is y= kx, or f(x)=kx

f(x)= -12, x=6

f(x)=kx

-12 = k*6

k= - 2

f(x) = -2x

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