3(2m-8)-4m=20

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Solution for 3(2m-8)-4m=20 equation: 


Simplifying
3(2m + -8) + -4m = 20

Reorder the terms:
3(-8 + 2m) + -4m = 20
(-8 * 3 + 2m * 3) + -4m = 20
(-24 + 6m) + -4m = 20

Combine like terms: 6m + -4m = 2m
-24 + 2m = 20

Solving
-24 + 2m = 20

Solving for variable 'm'.

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

Add '24' to each side of the equation.
-24 + 24 + 2m = 20 + 24

Combine like terms: -24 + 24 = 0
0 + 2m = 20 + 24
2m = 20 + 24

Combine like terms: 20 + 24 = 44
2m = 44

Divide each side by '2'.
m = 22

Simplifying
m = 22

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