SOLUTION: if y varies inversely as x and y=5 when x=3 find x when y is 15

SOLUTION: if y varies inversely as x and y=5 when x=3 find x when y is 15

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Question 762449: if y varies inversely as x and y=5 when x=3 find x when y is 15
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
If y varies inversely as x
y = k/x
where k is the constant of variation.
To find k use information given
y = k/x
5 = k/3
k = 15
y = 15/x
15 = 15/x
x = 15/15
x = 1
Hope this helps.
:-)
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