-k+9=9-k

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


Simplifying
-1k + 9 = 9 + -1k

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

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

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

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

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

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

Combine like terms: -1k + k = 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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