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10-05-2022
Mathematics

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if y varies directly with x and y =6 when c= -7 what is y when x =4

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upandover upandover

10-05-2022

y = kx

6 = (k)(-7)

k = -6/7

y = -6/7 x

y = (-6/7)(4)

y = -24/7 = -3 3/7

Answer: y = -3 3/7

Hope this helps!

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