7m+9=-2(3-m)

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Solution for 7m+9=-2(3-m) equation:



7m+9=-2(3-m)
We move all terms to the left:
7m+9-(-2(3-m))=0
We add all the numbers together, and all the variables
7m-(-2(-1m+3))+9=0
We calculate terms in parentheses: -(-2(-1m+3)), so:
-2(-1m+3)
We multiply parentheses
2m-6
Back to the equation:
-(2m-6)
We get rid of parentheses
7m-2m+6+9=0
We add all the numbers together, and all the variables
5m+15=0
We move all terms containing m to the left, all other terms to the right
5m=-15
m=-15/5
m=-3

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