-9+m=-m+7

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



-9+m=-m+7

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

m+1m-7-9=0

We add all the numbers together, and all the variables

2m-16=0

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

2m=16

m=16/2

m=8

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