Requirement 3. Post the adjusting entry to the two accounts involved and show their balances at November 30, Select the account name of the other account affected by the Office Supplies adjustment. Post the adjustment to the two accounts using a "Nov. 30 posting reference, and then calculate and enter the ending balance of the accounts using a "Bal" posting reference Office Supplies Nov. 1 600 Now. purchase 2.300 Requirement 3. Post the adjusting entry to the two accounts involved and show their balances at November 30, Select the account name of the other account affected by the Office Supplies adjustment. Post the adjustment to the two accounts using a "Nov. 30 posting reference, and then calculate and enter the ending balance of the accounts using a "Bal" posting reference Office Supplies Nov. 1 600 Now. purchase 2.300