cormajaes
cormajaes cormajaes
  • 16-10-2020
  • Mathematics
contestada


7+ (-5)+(-2)=0
7+ (5)+(2)=0
7+(-4)+(-3)=0
7+(-6)+(-1)=0

Respuesta :

zanetalet123 zanetalet123
  • 16-10-2020

Answer:

1. true

2. false

3. true

4. true

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