(3x-9)+81=180

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Solution for (3x-9)+81=180 equation:


Simplifying
(3x + -9) + 81 = 180

Reorder the terms:
(-9 + 3x) + 81 = 180

Remove parenthesis around (-9 + 3x)
-9 + 3x + 81 = 180

Reorder the terms:
-9 + 81 + 3x = 180

Combine like terms: -9 + 81 = 72
72 + 3x = 180

Solving
72 + 3x = 180

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 3x = 180 + -72

Combine like terms: 72 + -72 = 0
0 + 3x = 180 + -72
3x = 180 + -72

Combine like terms: 180 + -72 = 108
3x = 108

Divide each side by '3'.
x = 36

Simplifying
x = 36

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