7-2+1=6

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Solution for 7-2+1=6 equation: 


Simplifying
7 + -2 + 1 = 6

Combine like terms: 7 + -2 = 5
5 + 1 = 6

Combine like terms: 5 + 1 = 6
6 = 6

Add '-6' to each side of the equation.
6 + -6 = 6 + -6

Combine like terms: 6 + -6 = 0
0 = 6 + -6

Combine like terms: 6 + -6 = 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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