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

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


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

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

Combine like terms: 8 + -7 = 1
1 + 5m = 9m + 7 + -2m

Reorder the terms:
1 + 5m = 7 + 9m + -2m

Combine like terms: 9m + -2m = 7m
1 + 5m = 7 + 7m

Solving
1 + 5m = 7 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
1 + 5m + -7m = 7 + 7m + -7m

Combine like terms: 5m + -7m = -2m
1 + -2m = 7 + 7m + -7m

Combine like terms: 7m + -7m = 0
1 + -2m = 7 + 0
1 + -2m = 7

Add '-1' to each side of the equation.
1 + -1 + -2m = 7 + -1

Combine like terms: 1 + -1 = 0
0 + -2m = 7 + -1
-2m = 7 + -1

Combine like terms: 7 + -1 = 6
-2m = 6

Divide each side by '-2'.
m = -3

Simplifying
m = -3

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