4-9=-2+21

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Solution for 4-9=-2+21 equation: 


Simplifying
4 + -9 = -2 + 21

Combine like terms: 4 + -9 = -5
-5 = -2 + 21

Combine like terms: -2 + 21 = 19
-5 = 19

Solving
-5 = 19

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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