-9m+1=-7m+9

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Solution for -9m+1=-7m+9 equation: 



-9m+1=-7m+9

We move all terms to the left:

-9m+1-(-7m+9)=0

We get rid of parentheses

-9m+7m-9+1=0

We add all the numbers together, and all the variables

-2m-8=0

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

-2m=8

m=8/-2

m=-4

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