53+(-12)-21=

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Solution for 53+(-12)-21= equation: 


Simplifying
53 + (-12) + -21 = 0
53 + -12 + -21 = 0

Combine like terms: 53 + -12 = 41
41 + -21 = 0

Combine like terms: 41 + -21 = 20
20 = 0

Solving
20 = 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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