What is the value of x?

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

The solution set for 5v2 – 125 = 0 is

What does the relationship between the mean and median reveal about the shape of the data