5m-9+4m-12=30-6

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Solution for 5m-9+4m-12=30-6 equation:


Simplifying
5m + -9 + 4m + -12 = 30 + -6

Reorder the terms:
-9 + -12 + 5m + 4m = 30 + -6

Combine like terms: -9 + -12 = -21
-21 + 5m + 4m = 30 + -6

Combine like terms: 5m + 4m = 9m
-21 + 9m = 30 + -6

Combine like terms: 30 + -6 = 24
-21 + 9m = 24

Solving
-21 + 9m = 24

Solving for variable 'm'.

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

Add '21' to each side of the equation.
-21 + 21 + 9m = 24 + 21

Combine like terms: -21 + 21 = 0
0 + 9m = 24 + 21
9m = 24 + 21

Combine like terms: 24 + 21 = 45
9m = 45

Divide each side by '9'.
m = 5

Simplifying
m = 5

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