9+2m=12-m

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Solution for 9+2m=12-m equation:


Simplifying
9 + 2m = 12 + -1m

Solving
9 + 2m = 12 + -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.
9 + 2m + m = 12 + -1m + m

Combine like terms: 2m + m = 3m
9 + 3m = 12 + -1m + m

Combine like terms: -1m + m = 0
9 + 3m = 12 + 0
9 + 3m = 12

Add '-9' to each side of the equation.
9 + -9 + 3m = 12 + -9

Combine like terms: 9 + -9 = 0
0 + 3m = 12 + -9
3m = 12 + -9

Combine like terms: 12 + -9 = 3
3m = 3

Divide each side by '3'.
m = 1

Simplifying
m = 1

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