-2(-x-20)=-2x

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Solution for -2(-x-20)=-2x equation:


Simplifying
-2(-1x + -20) = -2x

Reorder the terms:
-2(-20 + -1x) = -2x
(-20 * -2 + -1x * -2) = -2x
(40 + 2x) = -2x

Solving
40 + 2x = -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
40 + 2x + 2x = -2x + 2x

Combine like terms: 2x + 2x = 4x
40 + 4x = -2x + 2x

Combine like terms: -2x + 2x = 0
40 + 4x = 0

Add '-40' to each side of the equation.
40 + -40 + 4x = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 4x = 0 + -40
4x = 0 + -40

Combine like terms: 0 + -40 = -40
4x = -40

Divide each side by '4'.
x = -10

Simplifying
x = -10

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