12=7-m

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Solution for 12=7-m equation:


Simplifying
12 = 7 + -1m

Solving
12 = 7 + -1m

Solving for variable 'm'.

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

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

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

Add '-12' to each side of the equation.
12 + -12 + m = 7 + -12

Combine like terms: 12 + -12 = 0
0 + m = 7 + -12
m = 7 + -12

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

Simplifying
m = -5

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