6+2x+x+6+2x+x=120

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Solution for 6+2x+x+6+2x+x=120 equation: 


Simplifying
6 + 2x + x + 6 + 2x + x = 120

Reorder the terms:
6 + 6 + 2x + x + 2x + x = 120

Combine like terms: 6 + 6 = 12
12 + 2x + x + 2x + x = 120

Combine like terms: 2x + x = 3x
12 + 3x + 2x + x = 120

Combine like terms: 3x + 2x = 5x
12 + 5x + x = 120

Combine like terms: 5x + x = 6x
12 + 6x = 120

Solving
12 + 6x = 120

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 6x = 120 + -12

Combine like terms: 12 + -12 = 0
0 + 6x = 120 + -12
6x = 120 + -12

Combine like terms: 120 + -12 = 108
6x = 108

Divide each side by '6'.
x = 18

Simplifying
x = 18

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