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
2 gallons were left at the end of the day
Perimeter of a square = 4L
4L = (8x+12)ft
L= (2x+3)ft
4. Change the sign of the integer