18+x=x-2

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Solution for 18+x=x-2 equation: 


Simplifying
18 + x = x + -2

Reorder the terms:
18 + x = -2 + x

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

Combine like terms: x + -1x = 0
18 + 0 = -2 + x + -1x
18 = -2 + x + -1x

Combine like terms: x + -1x = 0
18 = -2 + 0
18 = -2

Solving
18 = -2

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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