-m-1+3m=-7-4m

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Solution for -m-1+3m=-7-4m equation:


Simplifying
-1m + -1 + 3m = -7 + -4m

Reorder the terms:
-1 + -1m + 3m = -7 + -4m

Combine like terms: -1m + 3m = 2m
-1 + 2m = -7 + -4m

Solving
-1 + 2m = -7 + -4m

Solving for variable 'm'.

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

Add '4m' to each side of the equation.
-1 + 2m + 4m = -7 + -4m + 4m

Combine like terms: 2m + 4m = 6m
-1 + 6m = -7 + -4m + 4m

Combine like terms: -4m + 4m = 0
-1 + 6m = -7 + 0
-1 + 6m = -7

Add '1' to each side of the equation.
-1 + 1 + 6m = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 6m = -7 + 1
6m = -7 + 1

Combine like terms: -7 + 1 = -6
6m = -6

Divide each side by '6'.
m = -1

Simplifying
m = -1

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