4k+9=4k-9

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Solution for 4k+9=4k-9 equation:


Simplifying
4k + 9 = 4k + -9

Reorder the terms:
9 + 4k = 4k + -9

Reorder the terms:
9 + 4k = -9 + 4k

Add '-4k' to each side of the equation.
9 + 4k + -4k = -9 + 4k + -4k

Combine like terms: 4k + -4k = 0
9 + 0 = -9 + 4k + -4k
9 = -9 + 4k + -4k

Combine like terms: 4k + -4k = 0
9 = -9 + 0
9 = -9

Solving
9 = -9

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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