7-9+3m=8-2m

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Solution for 7-9+3m=8-2m equation: 



7-9+3m=8-2m

We move all terms to the left:

7-9+3m-(8-2m)=0

We add all the numbers together, and all the variables

3m-(-2m+8)+7-9=0

We add all the numbers together, and all the variables

3m-(-2m+8)-2=0

We get rid of parentheses

3m+2m-8-2=0

We add all the numbers together, and all the variables

5m-10=0

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

5m=10

m=10/5

m=2

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