181=12-x

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Solution for 181=12-x equation:


Simplifying
181 = 12 + -1x

Solving
181 = 12 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
181 + x = 12 + -1x + x

Combine like terms: -1x + x = 0
181 + x = 12 + 0
181 + x = 12

Add '-181' to each side of the equation.
181 + -181 + x = 12 + -181

Combine like terms: 181 + -181 = 0
0 + x = 12 + -181
x = 12 + -181

Combine like terms: 12 + -181 = -169
x = -169

Simplifying
x = -169

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