3m+9m+10-5=20

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Solution for 3m+9m+10-5=20 equation:


Simplifying
3m + 9m + 10 + -5 = 20

Reorder the terms:
10 + -5 + 3m + 9m = 20

Combine like terms: 10 + -5 = 5
5 + 3m + 9m = 20

Combine like terms: 3m + 9m = 12m
5 + 12m = 20

Solving
5 + 12m = 20

Solving for variable 'm'.

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

Add '-5' to each side of the equation.
5 + -5 + 12m = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 12m = 20 + -5
12m = 20 + -5

Combine like terms: 20 + -5 = 15
12m = 15

Divide each side by '12'.
m = 1.25

Simplifying
m = 1.25

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