7-x=-8-x

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Solution for 7-x=-8-x equation: 


Simplifying
7 + -1x = -8 + -1x

Add 'x' to each side of the equation.
7 + -1x + x = -8 + -1x + x

Combine like terms: -1x + x = 0
7 + 0 = -8 + -1x + x
7 = -8 + -1x + x

Combine like terms: -1x + x = 0
7 = -8 + 0
7 = -8

Solving
7 = -8

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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