Reply To: How do I solve this problem. Home › Ask the Teacher Forums › Fundamentals › How do I solve this problem. › Reply To: How do I solve this problem. July 30, 2021 at 10:33 am #13364 Susan BrownKeymaster It sounds like you are looking over the Midterm study sheet. (Good!) That’s referring to the information in Unit 6, particularly the video at the end.