prepare a journal entry below

General Journal					Page 1
Date		Account	Post Ref.	Debit	Credit

December 31	Record the first year's annual depreciation expense on the new delivery van in part one: #2 van.
December 31	Record the annual depreciation expense on the used delivery van from part one. #1 van.
December 31	Record one year's amortization on the patent.
Year 2
July 1	Sold the used delivery van in part 1 (van #1) for $10,000 cash. Update the depreciation expense on the used delivery van and record the sale.
September 1	Purchased a new delivery vehicle with an original cost of $48,000. A van with an original cost of $37,000 and accumulated depreciation of $30,000 was traded in for the new vehicle. The dealer gave a trade-in allowance of $5,000. Dan's Dependable Delivery paid for the new vehicle with a note payable. Record the exchange.