12a-15=12a-15

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Solution for 12a-15=12a-15 equation: 


Simplifying
12a + -15 = 12a + -15

Reorder the terms:
-15 + 12a = 12a + -15

Reorder the terms:
-15 + 12a = -15 + 12a

Add '15' to each side of the equation.
-15 + 15 + 12a = -15 + 15 + 12a

Combine like terms: -15 + 15 = 0
0 + 12a = -15 + 15 + 12a
12a = -15 + 15 + 12a

Combine like terms: -15 + 15 = 0
12a = 0 + 12a
12a = 12a

Add '-12a' to each side of the equation.
12a + -12a = 12a + -12a

Combine like terms: 12a + -12a = 0
0 = 12a + -12a

Combine like terms: 12a + -12a = 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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