Riverbed Equipment Repair began operating in September 2017. It prepares financial statements at the end of each month. On November 1, 2017, a tabular summary includes the following information. Note that Riverbed began the month with $3,540 in Retained Earnings. This balance represents the results of its first two months of business. Assets Liabilities + Stockholders' Equity Accts. Acc. Depr.- Accts. Unearn. Sal./Wages Com. Cash + Rec. + Supplies + Equip. - Equip. Pay. + Serv. Rev. + Pay. Stock + Retained Earnings 11/1 Bal. 3,330 + 3,060 + 1,660 + 10,540 - 500 = 2,840 + 400 + 770 + 10,540 + 3,540 During November, the following summary transactions were completed. Nov. 8 Paid $1,220 for salaries due employees, of which $450 is for November and $770 is for October salaries payable. 10 Received $1,860 cash from customers in payment of account. 12 Received $3,750 cash for services performed in November. 15 Purchased store equipment on account $3,960. 17 Purchased supplies on account $1,330. 20 Paid creditors $2,600 of accounts payable due. 22 Paid November rent $480. 25 Paid salaries $ 1,150. 27 Performed services on account worth $910 and billed customers. 29 Received $760 from customers for services to be performed in the future. Adjustment data: 1. Supplies on hand are valued at $1,110. 2. Accrued salaries payable are $500. 3. Depreciation for the month is $250. 4. Services were performed to satisfy $520 of unearned service revenue