On August 1, 2017, the following were the account balances of B&B Repair Services. During August, the following summary transactions were completed Aug. 1 Paid $400 cash for advertising in local newspapers. Advertising flyers will be included with newspapers delivered during August and September. Paid August rent $380 Received $ 1, 200 cash from customers in payment of account. Paid $3, 120 for salaries due employees, of which $1, 700 is for August and $1, 420 is for July salaries payable. Received $2, 800 cash for services performed in August. Purchased store equipment on account $2,000, Paid creditors $2,000 of accounts payable due 22 Purchased supplies on account $800. Paid $2.900 cash for employees' salaries. Billed customers $3, 760 for services performed. Received $780 from customers for services to be performed in the future. Adjustment data: A count shows supplies on hand of $960. Accrued but unpaid employees' salaries are $1, 540. Depreciation on equipment for the month is $320. Services were performed to satisfy $800 of unearned service revenue. One months worth of advertising services has been received. One month of interest revenue related to the $4,000 note receivable has accrued. The 4 month note has a 6% annual interest rate