At the end of the year, Mercy Cosmetics' balance of Allowance for Uncollectible Accounts is $420 (credit) before adjustment. The balance of Accounts Receivable is $16,000. The company estimates that 10% of accounts will not be collected over the next year. What adjustment would Mercy Cosmetics record for Allowance for Uncollectible Accounts? (If no entry is required for a particular transaction/event, select "No Journal Entry Required in the first account field.) View transaction list Journal entry worksheet