8-x*2=20+x

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


Simplifying
8 + -1x * 2 = 20 + x

Reorder the terms for easier multiplication:
8 + -1 * 2x = 20 + x

Multiply -1 * 2
8 + -2x = 20 + x

Solving
8 + -2x = 20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
8 + -2x + -1x = 20 + x + -1x

Combine like terms: -2x + -1x = -3x
8 + -3x = 20 + x + -1x

Combine like terms: x + -1x = 0
8 + -3x = 20 + 0
8 + -3x = 20

Add '-8' to each side of the equation.
8 + -8 + -3x = 20 + -8

Combine like terms: 8 + -8 = 0
0 + -3x = 20 + -8
-3x = 20 + -8

Combine like terms: 20 + -8 = 12
-3x = 12

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

Simplifying
x = -4

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