3x-20=4x+8

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Solution for 3x-20=4x+8 equation:


Simplifying
3x + -20 = 4x + 8

Reorder the terms:
-20 + 3x = 4x + 8

Reorder the terms:
-20 + 3x = 8 + 4x

Solving
-20 + 3x = 8 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-20 + 3x + -4x = 8 + 4x + -4x

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

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

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

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

Combine like terms: 8 + 20 = 28
-1x = 28

Divide each side by '-1'.
x = -28

Simplifying
x = -28

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