Concord Corporation owns machinery that cost $23,600 when purchased on July 1, 2017. Depreciation has been recorded at a rate of $2,832 per year, resulting in a balance in accumulated depreciation of $9.912 at December 31, 2020. The machinery is sold on September 1, 2021, for $12,390. Prepare journal entries to (a) update depreciation for 2021 and (b) record the sale. (Credit account titles are automatically Indented when amount is entered. Do not indent manually . If no entry is required, select "No Entry" for the account titles and enter for the amounts) No. Account Titles and Explanation Debit Credit (a) (b)