22. Julianne works as a waitress. She carns $13 per hour plus tips.
a. Today she worked x hours. Express her pay for these hours algebraically.
b. She served nine tables. The total bill for these nine tables was y dollars.
Julianne received 18% in tips from these bills, Express the amount she
received in tips algebraically.
c. Express Julianne's total earnings for the day algebraically.