12m-4(3-m)=20

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Solution for 12m-4(3-m)=20 equation:


Simplifying
12m + -4(3 + -1m) = 20
12m + (3 * -4 + -1m * -4) = 20
12m + (-12 + 4m) = 20

Reorder the terms:
-12 + 12m + 4m = 20

Combine like terms: 12m + 4m = 16m
-12 + 16m = 20

Solving
-12 + 16m = 20

Solving for variable 'm'.

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

Add '12' to each side of the equation.
-12 + 12 + 16m = 20 + 12

Combine like terms: -12 + 12 = 0
0 + 16m = 20 + 12
16m = 20 + 12

Combine like terms: 20 + 12 = 32
16m = 32

Divide each side by '16'.
m = 2

Simplifying
m = 2

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