12m+9+7-1=20

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Solution for 12m+9+7-1=20 equation:


Simplifying
12m + 9 + 7 + -1 = 20

Reorder the terms:
9 + 7 + -1 + 12m = 20

Combine like terms: 9 + 7 = 16
16 + -1 + 12m = 20

Combine like terms: 16 + -1 = 15
15 + 12m = 20

Solving
15 + 12m = 20

Solving for variable 'm'.

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

Add '-15' to each side of the equation.
15 + -15 + 12m = 20 + -15

Combine like terms: 15 + -15 = 0
0 + 12m = 20 + -15
12m = 20 + -15

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

Divide each side by '12'.
m = 0.4166666667

Simplifying
m = 0.4166666667

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