3 years ago

Assume that y varies directly with x. If y = -15 when x = -5, find y when x = 3.

Mathematics

1 answer:

____ [38]3 years ago

5 0

Answer: Y = 9

Step-by-step explanation:

Y & X

Y = KX

K = Y / X = - 15 / - 5 = 3

X = 3

K= 3

Y=?

Y = KX = 3 x 3 = 9

Therefore, when X = 3, Y = 9

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