-21-(-16)=

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Solution for -21-(-16)= equation: 


Simplifying
-21 + -1(-16) = 0

Multiply -1 * -16
-21 + 16 = 0

Combine like terms: -21 + 16 = -5
-5 = 0

Solving
-5 = 0

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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