Answer:
2
Step-by-step explanation:
here you go (0,0) , (−6,6)(−2,−4) , (−8,−5)(−5,9) , (3,0)
The puppy gained 2.4 pounds
How do I know? It's easy just take away 4 from 6.4 and you get 2.4
1x<5 or 0>0
X = 4