3x+30+9x-6+108=180

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Solution for 3x+30+9x-6+108=180 equation: 


Simplifying
3x + 30 + 9x + -6 + 108 = 180

Reorder the terms:
30 + -6 + 108 + 3x + 9x = 180

Combine like terms: 30 + -6 = 24
24 + 108 + 3x + 9x = 180

Combine like terms: 24 + 108 = 132
132 + 3x + 9x = 180

Combine like terms: 3x + 9x = 12x
132 + 12x = 180

Solving
132 + 12x = 180

Solving for variable 'x'.

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

Add '-132' to each side of the equation.
132 + -132 + 12x = 180 + -132

Combine like terms: 132 + -132 = 0
0 + 12x = 180 + -132
12x = 180 + -132

Combine like terms: 180 + -132 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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