900023417
900023417
23-03-2020
Mathematics
contestada
(-5)+(-4)=
(-3)+(+1)=
(-2)+(-7)=
Respuesta :
Llamaland9
Llamaland9
23-03-2020
Answer:
(-5)+(-4)= -9
(-3)+(+1)= -2
(-2)+(-7)= -9
Step-by-step explanation:
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