3+4=2-1

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Solution for 3+4=2-1 equation: 


Simplifying
3 + 4 = 2 + -1

Combine like terms: 3 + 4 = 7
7 = 2 + -1

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

Solving
7 = 1

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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