9m-8=7m

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Solution for 9m-8=7m equation:


Simplifying
9m + -8 = 7m

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

Solving
-8 + 9m = 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.
-8 + 9m + -7m = 7m + -7m

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

Combine like terms: 7m + -7m = 0
-8 + 2m = 0

Add '8' to each side of the equation.
-8 + 8 + 2m = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 2m = 0 + 8
2m = 0 + 8

Combine like terms: 0 + 8 = 8
2m = 8

Divide each side by '2'.
m = 4

Simplifying
m = 4

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