-83=-90+2m-m

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Solution for -83=-90+2m-m equation:


Simplifying
-83 = -90 + 2m + -1m

Combine like terms: 2m + -1m = 1m
-83 = -90 + 1m

Solving
-83 = -90 + 1m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
-83 + -1m = -90 + 1m + -1m

Combine like terms: 1m + -1m = 0
-83 + -1m = -90 + 0
-83 + -1m = -90

Add '83' to each side of the equation.
-83 + 83 + -1m = -90 + 83

Combine like terms: -83 + 83 = 0
0 + -1m = -90 + 83
-1m = -90 + 83

Combine like terms: -90 + 83 = -7
-1m = -7

Divide each side by '-1'.
m = 7

Simplifying
m = 7

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