A trial balance before adjustment included the following: Debit Credit Accounts receivable $142,000 Allowance for doubtful accounts $1,300 Sales 541,000 Sales returns and allowances 6,700 Prepare journal entries assuming that the estimate of uncollectible is determined by taking (1) 7% of gross accounts receivable (Credit account titles are automatically indented when the amount is entered. Do not ind manually) Account Titles and Explanation Debit Credit (2) 1% of gross accounts receivable (assuming a $1,300 debit allowance account balance). (Credit account titles are automatically indented when the amount is entered. Do not indent manually.) Account Titles and Explanation Debit Credit