This is due in 4 hours! If finished in time I will be sure to leave you a great review and possibly a tip.

This is due in 4 hours!!! If finished in time I will be sure to leave you a great review and possibly a tip. The problem is attached. It is a two part question, I would like a detailed explanation of each step and how you found the answers for both parts.  C=5 D=4 B=9