2+1-3=

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Solution for 2+1-3= equation: 


Simplifying
2 + 1 + -3 = 0

Combine like terms: 2 + 1 = 3
3 + -3 = 0

Combine like terms: 3 + -3 = 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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