9-x=-x+9

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Solution for 9-x=-x+9 equation:


Simplifying
9 + -1x = -1x + 9

Reorder the terms:
9 + -1x = 9 + -1x

Add '-9' to each side of the equation.
9 + -9 + -1x = 9 + -9 + -1x

Combine like terms: 9 + -9 = 0
0 + -1x = 9 + -9 + -1x
-1x = 9 + -9 + -1x

Combine like terms: 9 + -9 = 0
-1x = 0 + -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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