72+9x+(6x-12)=180

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Solution for 72+9x+(6x-12)=180 equation:


Simplifying
72 + 9x + (6x + -12) = 180

Reorder the terms:
72 + 9x + (-12 + 6x) = 180

Remove parenthesis around (-12 + 6x)
72 + 9x + -12 + 6x = 180

Reorder the terms:
72 + -12 + 9x + 6x = 180

Combine like terms: 72 + -12 = 60
60 + 9x + 6x = 180

Combine like terms: 9x + 6x = 15x
60 + 15x = 180

Solving
60 + 15x = 180

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + 15x = 180 + -60

Combine like terms: 60 + -60 = 0
0 + 15x = 180 + -60
15x = 180 + -60

Combine like terms: 180 + -60 = 120
15x = 120

Divide each side by '15'.
x = 8

Simplifying
x = 8

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