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m-9=2m/7
We move all terms to the left:
m-9-(2m/7)=0
We add all the numbers together, and all the variables
m-(+2m/7)-9=0
We get rid of parentheses
m-2m/7-9=0
We multiply all the terms by the denominator
m*7-2m-9*7=0
We add all the numbers together, and all the variables
-2m+m*7-63=0
Wy multiply elements
-2m+7m-63=0
We add all the numbers together, and all the variables
5m-63=0
We move all terms containing m to the left, all other terms to the right
5m=63
m=63/5
m=12+3/5
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