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If y varies directly with x, find the constant variation with x= 4 and y= -26

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The constant variation is k=-13/2

User Chris Geirman
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Answer:

k = - 6.5

Explanation:

Given that y varies directly with x then the equation relating them is

y = kx ← k is the constant of variation

To find k use the condition x = 4 when y = - 26, hence

k =
(y)/(x) =
(-26)/(4) = -
(13)/(2) = - 6.5

User Topek
by
8.3k points

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