7+3m-5=9m+12-4m

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Solution for 7+3m-5=9m+12-4m equation:


Simplifying
7 + 3m + -5 = 9m + 12 + -4m

Reorder the terms:
7 + -5 + 3m = 9m + 12 + -4m

Combine like terms: 7 + -5 = 2
2 + 3m = 9m + 12 + -4m

Reorder the terms:
2 + 3m = 12 + 9m + -4m

Combine like terms: 9m + -4m = 5m
2 + 3m = 12 + 5m

Solving
2 + 3m = 12 + 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.
2 + 3m + -5m = 12 + 5m + -5m

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

Combine like terms: 5m + -5m = 0
2 + -2m = 12 + 0
2 + -2m = 12

Add '-2' to each side of the equation.
2 + -2 + -2m = 12 + -2

Combine like terms: 2 + -2 = 0
0 + -2m = 12 + -2
-2m = 12 + -2

Combine like terms: 12 + -2 = 10
-2m = 10

Divide each side by '-2'.
m = -5

Simplifying
m = -5

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