Answer and Explanation:
The Journal entry is shown below:-
1. Merchandise Inventory Dr, $6,000
To Accounts Payable - Lyon Company $6,000
(Being purchase of inventory is recorded)
2. Merchandise Inventory Dr, $336
To Cash $366
(Being cash paid is recorded)
3. Accounts Payable - Lyon Company $750
To Merchandise Inventory $750
(Being returned inventory is recorded)
4. Accounts Payable - Lyon Company $5,250 ($6,000 - $750)
To Merchandise Inventory $105 ($5,250 × 2%)
To Cash $5,145
(Being cash paid is recorded)
5. Merchandise Inventory Dr, $12,450
To Accounts Payable - First Corp $12,450
(Being purchase of inventory is recorded)
6. Accounts Payable_First Corp Dr, $3,486
To Merchandise Inventory $3,486
(Being allowance is recorded)
7. Accounts Payable - First Corp Dr, $8,964 ($12,450 - $3,486)
To Merchandise Inventory $179 ($8,964 × 2%)
To Cash $8,785
(Being cash paid is recorded)