-20=2x+2x-8

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Solution for -20=2x+2x-8 equation:


Simplifying
-20 = 2x + 2x + -8

Reorder the terms:
-20 = -8 + 2x + 2x

Combine like terms: 2x + 2x = 4x
-20 = -8 + 4x

Solving
-20 = -8 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-20 + -4x = -8 + 4x + -4x

Combine like terms: 4x + -4x = 0
-20 + -4x = -8 + 0
-20 + -4x = -8

Add '20' to each side of the equation.
-20 + 20 + -4x = -8 + 20

Combine like terms: -20 + 20 = 0
0 + -4x = -8 + 20
-4x = -8 + 20

Combine like terms: -8 + 20 = 12
-4x = 12

Divide each side by '-4'.
x = -3

Simplifying
x = -3

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