2x-12=x-31

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Solution for 2x-12=x-31 equation:


Simplifying
2x + -12 = x + -31

Reorder the terms:
-12 + 2x = x + -31

Reorder the terms:
-12 + 2x = -31 + x

Solving
-12 + 2x = -31 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-12 + 2x + -1x = -31 + x + -1x

Combine like terms: 2x + -1x = 1x
-12 + 1x = -31 + x + -1x

Combine like terms: x + -1x = 0
-12 + 1x = -31 + 0
-12 + 1x = -31

Add '12' to each side of the equation.
-12 + 12 + 1x = -31 + 12

Combine like terms: -12 + 12 = 0
0 + 1x = -31 + 12
1x = -31 + 12

Combine like terms: -31 + 12 = -19
1x = -19

Divide each side by '1'.
x = -19

Simplifying
x = -19

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