10 There are six people at a bus stop. Each person is half the age of the next person in line. The mean age of the group is 21. How old is the
youngest person?

For a house call, a veterinarian charges $70, plus $40 an hour. a. write an equation that represents the total fee y y (in dollars) the veterinarian charges for a visit lasting x x hours. equation: y= y= no response given b. find the x-intercept. x-intercept: