-20+9x=9x-20

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Solution for -20+9x=9x-20 equation:


Simplifying
-20 + 9x = 9x + -20

Reorder the terms:
-20 + 9x = -20 + 9x

Add '20' to each side of the equation.
-20 + 20 + 9x = -20 + 20 + 9x

Combine like terms: -20 + 20 = 0
0 + 9x = -20 + 20 + 9x
9x = -20 + 20 + 9x

Combine like terms: -20 + 20 = 0
9x = 0 + 9x
9x = 9x

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

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

Combine like terms: 9x + -9x = 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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