-11x+12=-12x+21

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Solution for -11x+12=-12x+21 equation:


Simplifying
-11x + 12 = -12x + 21

Reorder the terms:
12 + -11x = -12x + 21

Reorder the terms:
12 + -11x = 21 + -12x

Solving
12 + -11x = 21 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
12 + -11x + 12x = 21 + -12x + 12x

Combine like terms: -11x + 12x = 1x
12 + 1x = 21 + -12x + 12x

Combine like terms: -12x + 12x = 0
12 + 1x = 21 + 0
12 + 1x = 21

Add '-12' to each side of the equation.
12 + -12 + 1x = 21 + -12

Combine like terms: 12 + -12 = 0
0 + 1x = 21 + -12
1x = 21 + -12

Combine like terms: 21 + -12 = 9
1x = 9

Divide each side by '1'.
x = 9

Simplifying
x = 9

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