4-21=-3

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Solution for 4-21=-3 equation: 


Simplifying
4 + -21 = -3

Combine like terms: 4 + -21 = -17
-17 = -3

Solving
-17 = -3

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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