5m-9=8m-45

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Solution for 5m-9=8m-45 equation:


Simplifying
5m + -9 = 8m + -45

Reorder the terms:
-9 + 5m = 8m + -45

Reorder the terms:
-9 + 5m = -45 + 8m

Solving
-9 + 5m = -45 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
-9 + 5m + -8m = -45 + 8m + -8m

Combine like terms: 5m + -8m = -3m
-9 + -3m = -45 + 8m + -8m

Combine like terms: 8m + -8m = 0
-9 + -3m = -45 + 0
-9 + -3m = -45

Add '9' to each side of the equation.
-9 + 9 + -3m = -45 + 9

Combine like terms: -9 + 9 = 0
0 + -3m = -45 + 9
-3m = -45 + 9

Combine like terms: -45 + 9 = -36
-3m = -36

Divide each side by '-3'.
m = 12

Simplifying
m = 12

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