2x+(x+81)=180

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Solution for 2x+(x+81)=180 equation:


Simplifying
2x + (x + 81) = 180

Reorder the terms:
2x + (81 + x) = 180

Remove parenthesis around (81 + x)
2x + 81 + x = 180

Reorder the terms:
81 + 2x + x = 180

Combine like terms: 2x + x = 3x
81 + 3x = 180

Solving
81 + 3x = 180

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + 3x = 180 + -81

Combine like terms: 81 + -81 = 0
0 + 3x = 180 + -81
3x = 180 + -81

Combine like terms: 180 + -81 = 99
3x = 99

Divide each side by '3'.
x = 33

Simplifying
x = 33

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