LandoBot LandoBot

18-02-2021
Mathematics

contestada

Hi. i need these exercises pls
(+2)+(+7)=..
(-3)+(-4)=..
(+7)+(-3)=..
(-2)+(+9)=..
(-3)+(+3)=..

Respuesta :

ayam33802 ayam33802

18-02-2021

1=9
2=-7
3=4
4=7
5=0

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