57+15=54+18

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Solution for 57+15=54+18 equation: 


Simplifying
57 + 15 = 54 + 18

Combine like terms: 57 + 15 = 72
72 = 54 + 18

Combine like terms: 54 + 18 = 72
72 = 72

Add '-72' to each side of the equation.
72 + -72 = 72 + -72

Combine like terms: 72 + -72 = 0
0 = 72 + -72

Combine like terms: 72 + -72 = 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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