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Please help!!! 5/7m=15 m=?
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3 votes
Please help!!!
5/7m=15
m=?

User Aaraeus
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6.7k points

1 Answer

6 votes
Use inverse operation.

(5)/(7) m = 15
First get rid of the fraction. The fraction is multiplying with x. So the opposite of multiplying is division.
Divide 5/7 with itself and do that with the other side.

(5)/(7) m * (7)/(5) = (15)/(1) * (7)/(5) \\ m = 7 * 3 \\ m = 21
User CEich
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