Answer:
10
Step-by-step explanation:
Add all of the numbers up and divide by the amount of numbers there are. You subtract for the negatives.
Answer:
9+10-1+4+1
25
Step-by-step explanation:
Answer:
It can be either -4, -3, -2, or -1
The question does not have a lot of evidence in it to help me so if you can tell me more if I got it wrong that would help.