Answer:
$52,710
Step-by-step explanation:
Calculation for allowance for uncollectible accounts credit balance
Using this formula
Allowance for uncollectible accounts credit balance=Estimated gross uncollectible accounts receivable *Accounts receivable
Let plug in the formula
Allowance for uncollectible accounts credit balance=7%* $753,000
Allowance for uncollectible accounts credit balance=$52,710
Therefore After adjustment at December 31, 2020, the allowance for uncollectible accounts should have a credit balance of $52,710