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Answered

if y varies directly as x and y = 36 when x = 4 find x when y equals 45​

Sagot :

Ricardogonzalesmathgo

Answer:

x = 5

Step-by-step explanation:

First find the constant k

y=kx

36=k4

k=9

Next find the value of x when y equals to 45

y=kx

45=9x

x=5

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