81+x+x+111=180

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Solution for 81+x+x+111=180 equation:


Simplifying
81 + x + x + 111 = 180

Reorder the terms:
81 + 111 + x + x = 180

Combine like terms: 81 + 111 = 192
192 + x + x = 180

Combine like terms: x + x = 2x
192 + 2x = 180

Solving
192 + 2x = 180

Solving for variable 'x'.

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

Add '-192' to each side of the equation.
192 + -192 + 2x = 180 + -192

Combine like terms: 192 + -192 = 0
0 + 2x = 180 + -192
2x = 180 + -192

Combine like terms: 180 + -192 = -12
2x = -12

Divide each side by '2'.
x = -6

Simplifying
x = -6

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