Please help, not sure how to do the last part

Problem 4-2A Preparing journal entries for merchandising activities-perpetual system LO P1, P2 Prepare journal entries to record the following merchandising transactions of Lowe's, which uses the perpetual inventory system and the gross method. (Hint: It will help to identify each receivable and payable; for example, record the purchase on August 1 in Accounts Payable-Aron.) Aug. 1 Purchased merchandise from Aron Company for $4,000 under credit terms of 1/10, 5 Sold merchandise to Baird Corp. for $2,800 under credit terms of 2/10, n/60, 8 Purchased merchandise from Waters Corporation for $3,000 under credit terms of 9 Paid $110 cash for shipping charges related to the August 5 sale to Baird Corp n/30, FOB destination, invoice dated August 1 FOB destination, invoice dated August 5. The merchandise had cost $2,000 1/10, n/45, FOB shipping point, invoice dated August 8. 10 Baird returned merchandise from the August 5 sale that had cost Lowe's $500 and was sold for 1,000. The merchandise was restored to inventory 12 After negotiations with Waters Corporation concerning problems with the purchases on August 8,Lowe's received a credit memorandum from Waters granting 14 At Aron 's request, Lowe's paid $320 cash for freight charges on the August1 15 Received balance due from Baird Corp. for the August 5 sale less the return on 18 Paid the amount due Waters Corporation for the August 8 purchase less the price 19 Sold merchandise to Tux Co. for $2,400 under credit terms of n/10, FOB shipping 22 Tux requested a price reduction on the August 19 sale because the merchandise a price reduction of $300 off the $3,000 of goods purchased purchase, reducing the amount owed to Aron Auqust 10. allowance from August 12 point, invoice dated August 19. The merchandise had cost $1,200 did not meet specifications. Lowe's sent Tux a $400 credit memorandum toward the $2,400 invoice to resolve the issue 29 Received Tux's cash payment for the amount due from the August 19 sale less the price allowance from August 22 30 Paid Aron Company the amount due from the August 1 purchase Answer is not complete. No General Journal Credit Date Aug 01 Debit Merchandise invento Accounts payable-Aron Aug 05Accounts receivable -Baird 2 Sales 2,80 05 Cost of ds sold 2 Merchandise invent Aug 08 Merchandise invent Accounts payable-Waters Aug 09 Cash 10 Sales returns and allowances Accounts receivable-Baird Aug 10 Merchandise invento Cost of goods sold 8 Aug 12 Accounts able-Waters Merchandise invent 9 Aug 14 Accounts Cash 32