15x-20=15x-20

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Solution for 15x-20=15x-20 equation: 


Simplifying
15x + -20 = 15x + -20

Reorder the terms:
-20 + 15x = 15x + -20

Reorder the terms:
-20 + 15x = -20 + 15x

Add '20' to each side of the equation.
-20 + 20 + 15x = -20 + 20 + 15x

Combine like terms: -20 + 20 = 0
0 + 15x = -20 + 20 + 15x
15x = -20 + 20 + 15x

Combine like terms: -20 + 20 = 0
15x = 0 + 15x
15x = 15x

Add '-15x' to each side of the equation.
15x + -15x = 15x + -15x

Combine like terms: 15x + -15x = 0
0 = 15x + -15x

Combine like terms: 15x + -15x = 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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