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Suppose y varies directly with x.If x is 30 when y is 10, what is x when y is 9?
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9 votes
Suppose y varies directly with x.If x is 30 when y is 10, what is x when y is 9?

User Thegrinner
by
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1 Answer

3 votes

Explanation:

x×k = y

30×k = 10

k = 10/30 = 1/3

x×1/3 = 9

x = 27

User Auris
by
8.1k points
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