Post-Closing Trial Balance An accountant prepared the following post-closing trial balance: Cash Security Services Co. Post-Closing Trial Balance July 31, 20YO Debit Balances Credit Balances 13,200 Accounts Receivable 29,300 Supplies 1,850 Equipment 130,550 Accumulated Depreciation-Equipment 43,560 Accounts Payable 15,840 Salaries Payable. 1,450 Unearned Rent 5,940 Common Stock 13,500 Retained Earnings 94,610 215,950 133,850