-3m-8=4m+13

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Solution for -3m-8=4m+13 equation:


Simplifying
-3m + -8 = 4m + 13

Reorder the terms:
-8 + -3m = 4m + 13

Reorder the terms:
-8 + -3m = 13 + 4m

Solving
-8 + -3m = 13 + 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.
-8 + -3m + -4m = 13 + 4m + -4m

Combine like terms: -3m + -4m = -7m
-8 + -7m = 13 + 4m + -4m

Combine like terms: 4m + -4m = 0
-8 + -7m = 13 + 0
-8 + -7m = 13

Add '8' to each side of the equation.
-8 + 8 + -7m = 13 + 8

Combine like terms: -8 + 8 = 0
0 + -7m = 13 + 8
-7m = 13 + 8

Combine like terms: 13 + 8 = 21
-7m = 21

Divide each side by '-7'.
m = -3

Simplifying
m = -3

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