“HW8-Counting” – Questions/Hints

I received a couple followup questions about Problem 7 in the”HW8-Counting” WebWork set. We discussed this exercise in class on Wednesday, but I thought I would post my reply in case it helps explain the reasoning: This version of the question has the following numbers: A bag contains 7 red marbles, 5 white marbles, and … Continue reading “HW8-Counting” – Questions/Hints