-x-x=-x+(-x)+0

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Solution for -x-x=-x+(-x)+0 equation:


Simplifying
-1x + -1x = -1x + (-1x) + 0

Combine like terms: -1x + -1x = -2x
-2x = -1x + (-1x) + 0

Reorder the terms:
-2x = 0 + -1x + (-1x)
Remove the zero:
-2x = -1x + (-1x)

Combine like terms: -1x + (-1x) = -2x
-2x = -2x

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

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

Combine like terms: -2x + 2x = 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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