12-1-x=12

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Solution for 12-1-x=12 equation: 


Simplifying
12 + -1 + -1x = 12

Combine like terms: 12 + -1 = 11
11 + -1x = 12

Solving
11 + -1x = 12

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + -1x = 12 + -11

Combine like terms: 11 + -11 = 0
0 + -1x = 12 + -11
-1x = 12 + -11

Combine like terms: 12 + -11 = 1
-1x = 1

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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