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42=8m+3m-46
We move all terms to the left:
42-(8m+3m-46)=0
We add all the numbers together, and all the variables
-(11m-46)+42=0
We get rid of parentheses
-11m+46+42=0
We add all the numbers together, and all the variables
-11m+88=0
We move all terms containing m to the left, all other terms to the right
-11m=-88
m=-88/-11
m=+8
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