Answer:




I am sorry but I am not sure of this :(
2-10 = -8 I'm not sure what the 5,6,7,8,9,10 means if you tell me i might be able to help you
Answer:
Unit rate in most contexts is how much a item cost if it is sold as a single serving(unit)
If you are trying to have a problem solved or it doesnt invovle price, please include the problem as well