Answer:
3 + 2x = 13
Explanation:
So, Jamie is already receiving three dollars per week but, every chore she does thats an extra two dollars added onto her total balance. The goal is to get $13 by the end of the week. So 3 (how much she gets a week)+ 2x (x is amount of chores) = 13.
* she needs to do 5 chores in order to save enough money for her item