5x-8=x+20

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Solution for 5x-8=x+20 equation:


Simplifying
5x + -8 = x + 20

Reorder the terms:
-8 + 5x = x + 20

Reorder the terms:
-8 + 5x = 20 + x

Solving
-8 + 5x = 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 + 5x + -1x = 20 + x + -1x

Combine like terms: 5x + -1x = 4x
-8 + 4x = 20 + x + -1x

Combine like terms: x + -1x = 0
-8 + 4x = 20 + 0
-8 + 4x = 20

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

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

Combine like terms: 20 + 8 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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