Answer:
Date Account titles and Explanation Debit Credit
Bad Debt Expense $8,400
Allowance for doubtful account $8,400
($9,600 credit required - $1,200 already existing)
(To record bad debt expenses)
Particulars Amount
Account receivables $307,200
Less: Allowance for doubtful account $9,600
Net amount of accounts receivable $297,600