12x-8=4x+31

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Solution for 12x-8=4x+31 equation:


Simplifying
12x + -8 = 4x + 31

Reorder the terms:
-8 + 12x = 4x + 31

Reorder the terms:
-8 + 12x = 31 + 4x

Solving
-8 + 12x = 31 + 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.
-8 + 12x + -4x = 31 + 4x + -4x

Combine like terms: 12x + -4x = 8x
-8 + 8x = 31 + 4x + -4x

Combine like terms: 4x + -4x = 0
-8 + 8x = 31 + 0
-8 + 8x = 31

Add '8' to each side of the equation.
-8 + 8 + 8x = 31 + 8

Combine like terms: -8 + 8 = 0
0 + 8x = 31 + 8
8x = 31 + 8

Combine like terms: 31 + 8 = 39
8x = 39

Divide each side by '8'.
x = 4.875

Simplifying
x = 4.875

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