-x+20=3x+8

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Solution for -x+20=3x+8 equation:


Simplifying
-1x + 20 = 3x + 8

Reorder the terms:
20 + -1x = 3x + 8

Reorder the terms:
20 + -1x = 8 + 3x

Solving
20 + -1x = 8 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
20 + -1x + -3x = 8 + 3x + -3x

Combine like terms: -1x + -3x = -4x
20 + -4x = 8 + 3x + -3x

Combine like terms: 3x + -3x = 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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