3m+1m-7+3m=-12

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Solution for 3m+1m-7+3m=-12 equation:


Simplifying
3m + 1m + -7 + 3m = -12

Reorder the terms:
-7 + 3m + 1m + 3m = -12

Combine like terms: 3m + 1m = 4m
-7 + 4m + 3m = -12

Combine like terms: 4m + 3m = 7m
-7 + 7m = -12

Solving
-7 + 7m = -12

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + 7m = -12 + 7

Combine like terms: -7 + 7 = 0
0 + 7m = -12 + 7
7m = -12 + 7

Combine like terms: -12 + 7 = -5
7m = -5

Divide each side by '7'.
m = -0.7142857143

Simplifying
m = -0.7142857143

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