3m+9=9m+9-7m

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Solution for 3m+9=9m+9-7m equation:


Simplifying
3m + 9 = 9m + 9 + -7m

Reorder the terms:
9 + 3m = 9m + 9 + -7m

Reorder the terms:
9 + 3m = 9 + 9m + -7m

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

Add '-9' to each side of the equation.
9 + -9 + 3m = 9 + -9 + 2m

Combine like terms: 9 + -9 = 0
0 + 3m = 9 + -9 + 2m
3m = 9 + -9 + 2m

Combine like terms: 9 + -9 = 0
3m = 0 + 2m
3m = 2m

Solving
3m = 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
3m + -2m = 2m + -2m

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

Combine like terms: 2m + -2m = 0
1m = 0

Divide each side by '1'.
m = 0

Simplifying
m = 0

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