(2x+15)+(x-12)=180

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Solution for (2x+15)+(x-12)=180 equation:


Simplifying
(2x + 15) + (x + -12) = 180

Reorder the terms:
(15 + 2x) + (x + -12) = 180

Remove parenthesis around (15 + 2x)
15 + 2x + (x + -12) = 180

Reorder the terms:
15 + 2x + (-12 + x) = 180

Remove parenthesis around (-12 + x)
15 + 2x + -12 + x = 180

Reorder the terms:
15 + -12 + 2x + x = 180

Combine like terms: 15 + -12 = 3
3 + 2x + x = 180

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

Solving
3 + 3x = 180

Solving for variable 'x'.

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

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

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

Combine like terms: 180 + -3 = 177
3x = 177

Divide each side by '3'.
x = 59

Simplifying
x = 59

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