-3(m+7)=-9

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



-3(m+7)=-9
We move all terms to the left:
-3(m+7)-(-9)=0
We add all the numbers together, and all the variables
-3(m+7)+9=0
We multiply parentheses
-3m-21+9=0
We add all the numbers together, and all the variables
-3m-12=0
We move all terms containing m to the left, all other terms to the right
-3m=12
m=12/-3
m=-4

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