121=12x-x

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Solution for 121=12x-x equation:


Simplifying
121 = 12x + -1x

Combine like terms: 12x + -1x = 11x
121 = 11x

Solving
121 = 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
121 + -11x = 11x + -11x

Combine like terms: 11x + -11x = 0
121 + -11x = 0

Add '-121' to each side of the equation.
121 + -121 + -11x = 0 + -121

Combine like terms: 121 + -121 = 0
0 + -11x = 0 + -121
-11x = 0 + -121

Combine like terms: 0 + -121 = -121
-11x = -121

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

Simplifying
x = 11

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