20-2x=8x+100

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Solution for 20-2x=8x+100 equation:


Simplifying
20 + -2x = 8x + 100

Reorder the terms:
20 + -2x = 100 + 8x

Solving
20 + -2x = 100 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
20 + -2x + -8x = 100 + 8x + -8x

Combine like terms: -2x + -8x = -10x
20 + -10x = 100 + 8x + -8x

Combine like terms: 8x + -8x = 0
20 + -10x = 100 + 0
20 + -10x = 100

Add '-20' to each side of the equation.
20 + -20 + -10x = 100 + -20

Combine like terms: 20 + -20 = 0
0 + -10x = 100 + -20
-10x = 100 + -20

Combine like terms: 100 + -20 = 80
-10x = 80

Divide each side by '-10'.
x = -8

Simplifying
x = -8

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