3m-5=-m+7

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Solution for 3m-5=-m+7 equation: 



3m-5=-m+7

We move all terms to the left:

3m-5-(-m+7)=0

We add all the numbers together, and all the variables

3m-(-1m+7)-5=0

We get rid of parentheses

3m+1m-7-5=0

We add all the numbers together, and all the variables

4m-12=0

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

4m=12

m=12/4

m=3

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