4m-12=8-m

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Solution for 4m-12=8-m equation: 



4m-12=8-m

We move all terms to the left:

4m-12-(8-m)=0

We add all the numbers together, and all the variables

4m-(-1m+8)-12=0

We get rid of parentheses

4m+1m-8-12=0

We add all the numbers together, and all the variables

5m-20=0

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

5m=20

m=20/5

m=4

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