20-4m=12

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Solution for 20-4m=12 equation:


Simplifying
20 + -4m = 12

Solving
20 + -4m = 12

Solving for variable 'm'.

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

Add '-20' to each side of the equation.
20 + -20 + -4m = 12 + -20

Combine like terms: 20 + -20 = 0
0 + -4m = 12 + -20
-4m = 12 + -20

Combine like terms: 12 + -20 = -8
-4m = -8

Divide each side by '-4'.
m = 2

Simplifying
m = 2

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