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Suppose that y varies directly with x and y=3 when x=9 what is y when x=18

Suppose that y varies directly with x and y=3 when x=9 what is y when x=18-example-1

1 Answer

6 votes

Given,

The value of y is 3 when the value of x is 9.

x is directly proportional to y.

The value of x is 18.

The value of y is,


\begin{gathered} (3)/(y)=(9)/(18) \\ 9* y=3*18 \\ y=(54)/(9) \\ y=6 \end{gathered}

Hence, the value of y is 6.

User Eliyahu Machluf
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