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Determining Bad Debt Expense Using the Aging Method At the beginning of the year, Tennyson Auto Parts had an accounts receivable balance of $31,800 and a balance in the allowance for doubtful accounts of $2,980 (credit). During the year, Tennyson had credit sales of $624,300, collected accounts receivable in the amount of $602,700, wrote off $18,600 of accounts receivable, and had the following data for accounts receivable at the end of the period: 1. Determine the desired postadjustment balance in allowance for doubtful accounts. x 2. Determine the balance in allowance for doubtful accounts before the bad debt expense adjusting entry is posted. 3. Compute bad debt expense. x