8-2(m-3)+4m-12=20

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Solution for 8-2(m-3)+4m-12=20 equation:


Simplifying
8 + -2(m + -3) + 4m + -12 = 20

Reorder the terms:
8 + -2(-3 + m) + 4m + -12 = 20
8 + (-3 * -2 + m * -2) + 4m + -12 = 20
8 + (6 + -2m) + 4m + -12 = 20

Reorder the terms:
8 + 6 + -12 + -2m + 4m = 20

Combine like terms: 8 + 6 = 14
14 + -12 + -2m + 4m = 20

Combine like terms: 14 + -12 = 2
2 + -2m + 4m = 20

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

Solving
2 + 2m = 20

Solving for variable 'm'.

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

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

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

Combine like terms: 20 + -2 = 18
2m = 18

Divide each side by '2'.
m = 9

Simplifying
m = 9

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