The following summarizes the aging of accounts receivable for Johnston Supplies, Inc. as of July 31, 2019 mer of Day Upad Hot yet due 1-30 days past due 31-60 days past doo Over 60 days past doo Total Account Maceivable $126,800 89.500 $3,900 32.100 Historical Uncollectible 50 100 168 340 Required: a. The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supplies, Inc. is a credit balance in the amount of $29,037 on July 31, 2019. Prepare the required adjusting entry to record Bad Debt Expense for the year. b. Johnston Supplies, Inc. writes off $3,111 of uncollectible accounts on August 15, 2019. Prepare the required adjusting entry to record c. Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2019. Complete this question by entering your answers in the tabs below. Required A Required Required C Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2019. Allowance for Doubtful Accounts