341,218 views
14 votes
14 votes
Suppose y varies directly with x.

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

User Pathogen
by
3.4k points

1 Answer

12 votes
12 votes

Answer:

52

Explanation:

Variables that are directly related have a constant quotient.


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

User Adnako
by
3.0k points
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