-x=7x-8x

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


Simplifying
-1x = 7x + -8x

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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