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Complete the aging schedule as of December 31, 20--, If required, round your answers to the nearest cent. Assuming that Allowance for Doubtful Accounts had a credit balance of $600 before adjustment, record the end-of-period adjusting entry in general journal form to enter the estimate for uncollectible accounts. If an amount box does not require an entry, leave it blank. If required, round your answers to the nearest cent. Complete the aging schedule as of December 31, 20--. If required, round your answers to the nearest cent. Assuming that Allowance for Doubtful Accounts had a credit balance of $600 before adjustment, record the end-of-period adjusting entry in general journal form to enter the estimate for uncollectible accounts. If an amount box does not require an entry, leave it blank. If required, round your answers to the nearest cent