Answer:
Upon write off of $300 as uncollectible debt,the following accounting entries are required
Dr Allowance for doubtful accounts $300
Cr Accounts receivable $300
Being posting of uncollectible debt
Upon receipt of the debt already written off,the debts needs be restated by reversing the original entries:
Dr Accounts receivable $300
Cr Allowance for doubtful debt $300'
Restatement of earlier debt written off
The following entries are required for cash receipt:
Dr Cash $300
Cr Accounts receivable $300
being collection of cash for accounts receivable
Step-by-step explanation:
Initially write off of debt means additional expense of $300,hence allowance for doubtful accounts is debited and accounts receivable is credited.
For receipt of cash, an inflow of cash means an increase in asset,hence cash account is debited and accounts receivable credited.