x+(2x+15)+(x+15)=180

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


Simplifying
x + (2x + 15) + (x + 15) = 180

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

Remove parenthesis around (15 + 2x)
x + 15 + 2x + (x + 15) = 180

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

Remove parenthesis around (15 + x)
x + 15 + 2x + 15 + x = 180

Reorder the terms:
15 + 15 + x + 2x + x = 180

Combine like terms: 15 + 15 = 30
30 + x + 2x + x = 180

Combine like terms: x + 2x = 3x
30 + 3x + x = 180

Combine like terms: 3x + x = 4x
30 + 4x = 180

Solving
30 + 4x = 180

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 4x = 180 + -30

Combine like terms: 30 + -30 = 0
0 + 4x = 180 + -30
4x = 180 + -30

Combine like terms: 180 + -30 = 150
4x = 150

Divide each side by '4'.
x = 37.5

Simplifying
x = 37.5

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