Tammy has already walked 40 kilometers this week, plus she plans to walk 3 kilometers during each trip to school. How many trips will Tammy have to make in all to walk a total of 49 kilometers?
Step-by-step explanation: If Tammy already walked 40 kilometers she only need 9 more until she has walked 49 kilometers so you would do 3x3=9. So 3 is your answer.
