Someone help and please explain clearly !

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian 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? i need this done

What is the greater volume 72 quarts or 23 gallons

Use the distributive law to multiply. 3(4x + 5y + 6)