-3(1+m)-8=-(m-7)

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Solution for -3(1+m)-8=-(m-7) equation:


-3 (1+m)-8=-(m-7)

We simplify the equation to the form, which is simple to understand 
-3(1+m)-8=-(m-7)

Reorder the terms in parentheses
+(-3-3m)-8=-(m-7)

Remove unnecessary parentheses
-3-3m-8=-(+m-7+)

Remove unnecessary parentheses
-3-3m-8=-1m+7

We move all terms containing m to the left and all other terms to the right. 
-3m+1m=+7+3+8

We simplify left and right side of the equation. 
-2m=+18

We divide both sides of the equation by -2 to get m. 
m=-9

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