(9x+6)+(6x+9)=180

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


Simplifying
(9x + 6) + (6x + 9) = 180

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

Remove parenthesis around (6 + 9x)
6 + 9x + (6x + 9) = 180

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

Remove parenthesis around (9 + 6x)
6 + 9x + 9 + 6x = 180

Reorder the terms:
6 + 9 + 9x + 6x = 180

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

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

Solving
15 + 15x = 180

Solving for variable 'x'.

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

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

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

Combine like terms: 180 + -15 = 165
15x = 165

Divide each side by '15'.
x = 11

Simplifying
x = 11

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