x+3x-8=56

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Solution for x+3x-8=56 equation: 


Simplifying
x + 3x + -8 = 56

Reorder the terms:
-8 + x + 3x = 56

Combine like terms: x + 3x = 4x
-8 + 4x = 56

Solving
-8 + 4x = 56

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 + 4x = 56 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 56 + 8
4x = 56 + 8

Combine like terms: 56 + 8 = 64
4x = 64

Divide each side by '4'.
x = 16

Simplifying
x = 16

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