equipment division? Explain where this information would be presented. 165) The Filzinger Corporation's December 31, 2018 year-end trial balance contained the following income statement items: Debits Credits 6,700,000 70,000 52,000 Account Title Sales revenue Interest revenue Gain on sale of investments Cost of goods sold Selling expenses General and administrative expenses Interest expense Research and development expense Income tax expense 4,200,000 350,000 948,000 30,000 600,000 145,000 Required: Calculate the company's operating income for the year using a cinghe-step income statement format