x-12=x+3

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Solution for x-12=x+3 equation: 


Simplifying
x + -12 = x + 3

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

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

Add '-1x' to each side of the equation.
-12 + x + -1x = 3 + x + -1x

Combine like terms: x + -1x = 0
-12 + 0 = 3 + x + -1x
-12 = 3 + x + -1x

Combine like terms: x + -1x = 0
-12 = 3 + 0
-12 = 3

Solving
-12 = 3

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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