Please show all work! Will upvote 100%!!!!!!!

4. How much more would you have to pay each month if you had poor credit and could only get a loan at a higher interest rate? The terms for the good credit loan are $20,000, 3% APR, 4 years. The terms on the poor credit loan are $20,000, 8%, 4 years. (Hint: hint you will need to do two calculations of the same formula using the different terms