72-1=42-3

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Solution for 72-1=42-3 equation: 


Simplifying
72 + -1 = 42 + -3

Combine like terms: 72 + -1 = 71
71 = 42 + -3

Combine like terms: 42 + -3 = 39
71 = 39

Solving
71 = 39

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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