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If y varies directly as x, and y is 18 when x is 5, which expression can be used to find the value of y when x is 11?

If y varies directly as x, and y is 18 when x is 5, which expression can be used to find the value of y when x is 11?
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If y varies directly as x, and y is 18 when x is 5, which expression can be used to find the value of y when x is 11?

User Ankhansen
by
8.3k points

1 Answer

4 votes
Y=kx
18=k(5)
3.6=k
Y=(3.6)11
Y=39.6
User Zakariya
by
8.7k points
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