Problem 7-6 The balance sheet of Bonita Company at December 31, 2016, includes the following. Notes receivable $36,200 Accounts receivable 195,800 Less: Allowance for doubtful accounts 20,700 $211,300 Transactions in 2017 include the following. 1. Accounts receivable of $142,700 were collected including accounts of $69,300 on which 3% sales discounts were allowed. 2. $5,920 was received in payment of an account which was written off the books as worthless in 2016. 3. Customer accounts of $20,900 were written off during the year. 4. At year-end, Allowance for Doubtful Accounts was estimated to need a balance of $23,200. This estimate is based on an analysis of aged accounts receivable. Prepare all journal entries necessary to reflect the transactions above