7+2m-5=8m+9-5m

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Solution for 7+2m-5=8m+9-5m equation:


Simplifying
7 + 2m + -5 = 8m + 9 + -5m

Reorder the terms:
7 + -5 + 2m = 8m + 9 + -5m

Combine like terms: 7 + -5 = 2
2 + 2m = 8m + 9 + -5m

Reorder the terms:
2 + 2m = 9 + 8m + -5m

Combine like terms: 8m + -5m = 3m
2 + 2m = 9 + 3m

Solving
2 + 2m = 9 + 3m

Solving for variable 'm'.

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

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

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

Combine like terms: 3m + -3m = 0
2 + -1m = 9 + 0
2 + -1m = 9

Add '-2' to each side of the equation.
2 + -2 + -1m = 9 + -2

Combine like terms: 2 + -2 = 0
0 + -1m = 9 + -2
-1m = 9 + -2

Combine like terms: 9 + -2 = 7
-1m = 7

Divide each side by '-1'.
m = -7

Simplifying
m = -7

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