ymerino044 ymerino044

06-12-2018
Mathematics

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Suppose y varies directly as x, and y = 14 when x = -4 . What is the value of y when x = -6

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wegnerkolmp2741o wegnerkolmp2741o

06-12-2018

Answer:

y = 21

Step-by-step explanation:

direct variation

y= kx

14 = k(-4)

solve for k

-14/4 = k

-7/2 =k

y = -7/2 x

now substitute in x= -6

y = -7/2 * -6

y = 7/2 *6

y = 21

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