Suppose a vehicle is traveling at r miles per hour. Which equation describes the total distance D traveled by the vehicle, in miles, after a period of 9 hours?

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?