21+-12x=-111

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Solution for 21+-12x=-111 equation: 


Simplifying
21 + -12x = -111

Solving
21 + -12x = -111

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + -12x = -111 + -21

Combine like terms: 21 + -21 = 0
0 + -12x = -111 + -21
-12x = -111 + -21

Combine like terms: -111 + -21 = -132
-12x = -132

Divide each side by '-12'.
x = 11

Simplifying
x = 11

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