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

Pathogen asked Apr 18, 2023

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14 votes

Suppose y varies directly with x.

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

Pathogen asked Apr 18, 2023

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12 votes

Answer:

Explanation:

Variables that are directly related have a constant quotient.

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

Adnako answered Apr 23, 2023

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