20=m/9+15

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Solution for 20=m/9+15 equation: 



20=m/9+15

We move all terms to the left:

20-(m/9+15)=0

We get rid of parentheses

-m/9-15+20=0

We multiply all the terms by the denominator


-m-15*9+20*9=0

We add all the numbers together, and all the variables

-1m+45=0

We move all terms containing m to the left, all other terms to the right

-m=-45

m=-45/-1

m=+45

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