Answer:
7th (8+3=11)
6th(5+4=9)
2nd(8+-3=5)
5th(5+-4=1)
1st(-5+4=-1)
4th(-8+3=-5)
8th(-5+-4=-9)
3rd(-8+-3=-11)
Step-by-step explanation:
for questions like this I would suggest an app called desmos:
(It's just an scientific calculator)
I hope this helps
