5n-3n-2n=21

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Solution for 5n-3n-2n=21 equation: 


Simplifying
5n + -3n + -2n = 21

Combine like terms: 5n + -3n = 2n
2n + -2n = 21

Combine like terms: 2n + -2n = 0
0 = 21

Solving
0 = 21

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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