(9x+15)*2+(6x+15)*2=180

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Solution for (9x+15)*2+(6x+15)*2=180 equation:


Simplifying
(9x + 15) * 2 + (6x + 15) * 2 = 180

Reorder the terms:
(15 + 9x) * 2 + (6x + 15) * 2 = 180

Reorder the terms for easier multiplication:
2(15 + 9x) + (6x + 15) * 2 = 180
(15 * 2 + 9x * 2) + (6x + 15) * 2 = 180
(30 + 18x) + (6x + 15) * 2 = 180

Reorder the terms:
30 + 18x + (15 + 6x) * 2 = 180

Reorder the terms for easier multiplication:
30 + 18x + 2(15 + 6x) = 180
30 + 18x + (15 * 2 + 6x * 2) = 180
30 + 18x + (30 + 12x) = 180

Reorder the terms:
30 + 30 + 18x + 12x = 180

Combine like terms: 30 + 30 = 60
60 + 18x + 12x = 180

Combine like terms: 18x + 12x = 30x
60 + 30x = 180

Solving
60 + 30x = 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 + 30x = 180 + -60

Combine like terms: 60 + -60 = 0
0 + 30x = 180 + -60
30x = 180 + -60

Combine like terms: 180 + -60 = 120
30x = 120

Divide each side by '30'.
x = 4

Simplifying
x = 4

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