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-3m+8-9(m-2)=4m-8
We move all terms to the left:
-3m+8-9(m-2)-(4m-8)=0
We multiply parentheses
-3m-9m-(4m-8)+18+8=0
We get rid of parentheses
-3m-9m-4m+8+18+8=0
We add all the numbers together, and all the variables
-16m+34=0
We move all terms containing m to the left, all other terms to the right
-16m=-34
m=-34/-16
m=2+1/8
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