hannalynn04 hannalynn04

03-04-2020
Mathematics

contestada

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

Respuesta :

amna04352 amna04352

03-04-2020

Answer:

42

Step-by-step explanation:

x = Ky

18 = K(3)

K = 18/3 = 6

x = 6y

x = 6(7) = 42

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