Assume that the following is a partial adjusted trial balance of Wainwright Corporation as of July 31, 2017 (That is, a year after July 31, 2016). Debits Credits 920,000 6,000 5,000 330,000 Account Title Sales revenue Interest revenue Unearned revenue Retained earnings Cost of goods sold Salaries expense Prepaid rent Rent expense Depreciation expense Interest expense Insurance expense 505,000 160,000 45,000 32,000 47,000 6,700 7,700 Prepare the necessary closing entries at July 31, 2017