I need help with this.​

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

True or false look at the picture pls : /

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.