8-4x+x=20

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Solution for 8-4x+x=20 equation: 


Simplifying
8 + -4x + x = 20

Combine like terms: -4x + x = -3x
8 + -3x = 20

Solving
8 + -3x = 20

Solving for variable 'x'.

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

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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