3m-7=5m-8

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Solution for 3m-7=5m-8 equation:


Simplifying
3m + -7 = 5m + -8

Reorder the terms:
-7 + 3m = 5m + -8

Reorder the terms:
-7 + 3m = -8 + 5m

Solving
-7 + 3m = -8 + 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.
-7 + 3m + -5m = -8 + 5m + -5m

Combine like terms: 3m + -5m = -2m
-7 + -2m = -8 + 5m + -5m

Combine like terms: 5m + -5m = 0
-7 + -2m = -8 + 0
-7 + -2m = -8

Add '7' to each side of the equation.
-7 + 7 + -2m = -8 + 7

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

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

Divide each side by '-2'.
m = 0.5

Simplifying
m = 0.5

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