Answer:
Step-by-step explanation:
In mathematics, the additive inverse of a number a is the number that, when added to a yields zero. This operation is also known as the opposite (number), sign change, and negation.
In my opinion, I think it would be -4. Why, i do not know I think I have done this problem like a very long time ago. So, I am sorry if this does not help you any!
Answer:
There is not an outlier
Step-by-step explanation:
All the numbers are close together and do not have a big difference from each other