The following accounts were abstracted from Concord Corporation's unadjusted trial balance at December 31, 2017: Credit Debit $751000 Accounts receivable Allowance for uncollectible accounts Net credit sales 8400 $2940000 Concord estimates that 7% of the gross accounts receivable will become uncollectible. After adjustment at December 31, 2017, the allowance for uncollectible accounts should have a credit balance of $205800. $194040. $ 64330. $52570