Suppose y varies directly with x. When x is 7, y is 28. What is y when x is 13? y = [?]

asked Jan 9, 2023 169k views

5 votes

Suppose y varies directly with x.

When x is 7, y is 28.
What is y when x is 13?
y = [?]

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6 votes

Answer:

Explanation:

Variables that are directly related have a constant quotient.

$(y)/(x)=(28)/(7)=4 \\ \\ (y)/(13)=4 \implies y=52$

MusashiXXX answered Jan 15, 2023

8.4k points

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