12=3x-x-10

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Solution for 12=3x-x-10 equation:


Simplifying
12 = 3x + -1x + -10

Reorder the terms:
12 = -10 + 3x + -1x

Combine like terms: 3x + -1x = 2x
12 = -10 + 2x

Solving
12 = -10 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + -2x = -10 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + -2x = -10 + 0
12 + -2x = -10

Add '-12' to each side of the equation.
12 + -12 + -2x = -10 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = -10 + -12
-2x = -10 + -12

Combine like terms: -10 + -12 = -22
-2x = -22

Divide each side by '-2'.
x = 11

Simplifying
x = 11

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