SOLUTION: If x varies directly as y, and x = 20 when y = 5, find x when y = 9

SOLUTION: If x varies directly as y, and x = 20 when y = 5, find x when y = 9

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Question 1080750: If x varies directly as y, and x = 20 when y = 5, find x when y = 9
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

if varies as , we have

If when ,we can find :

so, when will be:

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