smithjayda505 smithjayda505

04-05-2020
Mathematics

contestada

Perform the indicated operation.
(-9 + 21) - (-12 + 4) =

Respuesta :

kingchristian0530 kingchristian0530

04-05-2020

Answer:

29

Step-by-step explanation:

-9+21= 21

-12+4=-8

21-(-8)=29

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