20-(2m+4)=2m

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


Simplifying
20 + -1(2m + 4) = 2m

Reorder the terms:
20 + -1(4 + 2m) = 2m
20 + (4 * -1 + 2m * -1) = 2m
20 + (-4 + -2m) = 2m

Combine like terms: 20 + -4 = 16
16 + -2m = 2m

Solving
16 + -2m = 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
16 + -2m + -2m = 2m + -2m

Combine like terms: -2m + -2m = -4m
16 + -4m = 2m + -2m

Combine like terms: 2m + -2m = 0
16 + -4m = 0

Add '-16' to each side of the equation.
16 + -16 + -4m = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -4m = 0 + -16
-4m = 0 + -16

Combine like terms: 0 + -16 = -16
-4m = -16

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

Simplifying
m = 4

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