Jimmy is selling used books at a yard sale. A customer buys 9 books at a cost of $0.75 each and pays with a $20.00 bill. Jimmy must determine c, the amount of change in dollars he should give the customer. Which equation represents c?

Question

vanessa1234 · Answer

Jimmy is selling used books at a yard sale. A customer buys 9 books at a cost of $0.75 each and pays with a $20.00 bill. Jimmy must determine c, the amount of change in dollars he should give the customer. Which equation represents c?

eatsalad · Answer

9*.75=6.75 
Then they said he paid with a 20 dollar bill, so subtract 20-6.75 and get 13.25
Answer: 13.25