MC Qu.85 The amount of uncollectible accounts.. The amount of uncollectible accounts at the end of the year is estimated to be $29,500, using the aging of accounts receivable method. The balance in the Allowance of Doubtful Accounts account is an $9,800 credit before adjustment. What is the adjusted balance of the Allowance for Doubtful Accounts at the end of the year? O $39,300. O $9,800. $19,700 O $29,500