12=7m-5-2m+2

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Solution for 12=7m-5-2m+2 equation:


Simplifying
12 = 7m + -5 + -2m + 2

Reorder the terms:
12 = -5 + 2 + 7m + -2m

Combine like terms: -5 + 2 = -3
12 = -3 + 7m + -2m

Combine like terms: 7m + -2m = 5m
12 = -3 + 5m

Solving
12 = -3 + 5m

Solving for variable 'm'.

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

Add '-5m' to each side of the equation.
12 + -5m = -3 + 5m + -5m

Combine like terms: 5m + -5m = 0
12 + -5m = -3 + 0
12 + -5m = -3

Add '-12' to each side of the equation.
12 + -12 + -5m = -3 + -12

Combine like terms: 12 + -12 = 0
0 + -5m = -3 + -12
-5m = -3 + -12

Combine like terms: -3 + -12 = -15
-5m = -15

Divide each side by '-5'.
m = 3

Simplifying
m = 3

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