-2x+4=-x-x

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Solution for -2x+4=-x-x equation: 


Simplifying
-2x + 4 = -1x + -1x

Reorder the terms:
4 + -2x = -1x + -1x

Combine like terms: -1x + -1x = -2x
4 + -2x = -2x

Add '2x' to each side of the equation.
4 + -2x + 2x = -2x + 2x

Combine like terms: -2x + 2x = 0
4 + 0 = -2x + 2x
4 = -2x + 2x

Combine like terms: -2x + 2x = 0
4 = 0

Solving
4 = 0

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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