9x-7+7x-9+28-2x=180

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Solution for 9x-7+7x-9+28-2x=180 equation: 


Simplifying
9x + -7 + 7x + -9 + 28 + -2x = 180

Reorder the terms:
-7 + -9 + 28 + 9x + 7x + -2x = 180

Combine like terms: -7 + -9 = -16
-16 + 28 + 9x + 7x + -2x = 180

Combine like terms: -16 + 28 = 12
12 + 9x + 7x + -2x = 180

Combine like terms: 9x + 7x = 16x
12 + 16x + -2x = 180

Combine like terms: 16x + -2x = 14x
12 + 14x = 180

Solving
12 + 14x = 180

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 + 14x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 14x = 180 + -12
14x = 180 + -12

Combine like terms: 180 + -12 = 168
14x = 168

Divide each side by '14'.
x = 12

Simplifying
x = 12

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