3 years ago

If x varies directly as y and x= 18 when y =3 find x when y=7

Mathematics

1 answer:

denpristay [2]3 years ago

5 0

Answer:

Step-by-step explanation:

x = Ky

18 = K(3)

K = 18/3 = 6

x = 6y

x = 6(7) = 42

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