If a and −a are numbers on the number line, which expression must give the distance between them?

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?

Two florida panthers were weighed. one weighs 6x+21 pounds and the two together weigh 14x+11 pounds how much does he other panther weigh alone

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74