-7=3m+7-m

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


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

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

Combine like terms: 3m + -1m = 2m
-7 = 7 + 2m

Solving
-7 = 7 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
-7 + -2m = 7 + 2m + -2m

Combine like terms: 2m + -2m = 0
-7 + -2m = 7 + 0
-7 + -2m = 7

Add '7' to each side of the equation.
-7 + 7 + -2m = 7 + 7

Combine like terms: -7 + 7 = 0
0 + -2m = 7 + 7
-2m = 7 + 7

Combine like terms: 7 + 7 = 14
-2m = 14

Divide each side by '-2'.
m = -7

Simplifying
m = -7

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