x-3=x+15

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Solution for x-3=x+15 equation: 


Simplifying
x + -3 = x + 15

Reorder the terms:
-3 + x = x + 15

Reorder the terms:
-3 + x = 15 + x

Add '-1x' to each side of the equation.
-3 + x + -1x = 15 + x + -1x

Combine like terms: x + -1x = 0
-3 + 0 = 15 + x + -1x
-3 = 15 + x + -1x

Combine like terms: x + -1x = 0
-3 = 15 + 0
-3 = 15

Solving
-3 = 15

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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