9x+6=9x+21

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Solution for 9x+6=9x+21 equation:


Simplifying
9x + 6 = 9x + 21

Reorder the terms:
6 + 9x = 9x + 21

Reorder the terms:
6 + 9x = 21 + 9x

Add '-9x' to each side of the equation.
6 + 9x + -9x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
6 + 0 = 21 + 9x + -9x
6 = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
6 = 21 + 0
6 = 21

Solving
6 = 21

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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