3m+9m+12=20m+2

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Solution for 3m+9m+12=20m+2 equation:


Simplifying
3m + 9m + 12 = 20m + 2

Reorder the terms:
12 + 3m + 9m = 20m + 2

Combine like terms: 3m + 9m = 12m
12 + 12m = 20m + 2

Reorder the terms:
12 + 12m = 2 + 20m

Solving
12 + 12m = 2 + 20m

Solving for variable 'm'.

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

Add '-20m' to each side of the equation.
12 + 12m + -20m = 2 + 20m + -20m

Combine like terms: 12m + -20m = -8m
12 + -8m = 2 + 20m + -20m

Combine like terms: 20m + -20m = 0
12 + -8m = 2 + 0
12 + -8m = 2

Add '-12' to each side of the equation.
12 + -12 + -8m = 2 + -12

Combine like terms: 12 + -12 = 0
0 + -8m = 2 + -12
-8m = 2 + -12

Combine like terms: 2 + -12 = -10
-8m = -10

Divide each side by '-8'.
m = 1.25

Simplifying
m = 1.25

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