The Filzinger Corporation's December 31, 2021 year-end adjusted 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 expense General and administrative expense Interest expense Research and development expense Income tax expense 4,200,000 350,000 948,000 30,000 600,000 145,000 Required: Prepare a single-step income statement for Filzinger Corporation for the year ending December 31, 2021. Essay Toolbar navigation Us = = = lil Ii ili v