7x-12+2x+9+2x+9=180

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Solution for 7x-12+2x+9+2x+9=180 equation: 


Simplifying
7x + -12 + 2x + 9 + 2x + 9 = 180

Reorder the terms:
-12 + 9 + 9 + 7x + 2x + 2x = 180

Combine like terms: -12 + 9 = -3
-3 + 9 + 7x + 2x + 2x = 180

Combine like terms: -3 + 9 = 6
6 + 7x + 2x + 2x = 180

Combine like terms: 7x + 2x = 9x
6 + 9x + 2x = 180

Combine like terms: 9x + 2x = 11x
6 + 11x = 180

Solving
6 + 11x = 180

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 11x = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 11x = 180 + -6
11x = 180 + -6

Combine like terms: 180 + -6 = 174
11x = 174

Divide each side by '11'.
x = 15.81818182

Simplifying
x = 15.81818182

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