3(12-4)=21-13m

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Solution for 3(12-4)=21-13m equation:



3(12-4)=21-13m
We move all terms to the left:
3(12-4)-(21-13m)=0
We add all the numbers together, and all the variables
-(-13m+21)+38=0
We get rid of parentheses
13m-21+38=0
We add all the numbers together, and all the variables
13m+17=0
We move all terms containing m to the left, all other terms to the right
13m=-17
m=-17/13
m=-1+4/13

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