-17+(-4)+21=

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Solution for -17+(-4)+21= equation: 


Simplifying
-17 + (-4) + 21 = 0
-17 + -4 + 21 = 0

Combine like terms: -17 + -4 = -21
-21 + 21 = 0

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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