XYZ Company purchased equipment for $50,000. The equipment has a useful life of 5 years and no salvage value. Calculate the annual depreciation expense using the double-declining balance method. Requirements: a. Determine the double-declining balance rate. b. Calculate the depreciation expense for the first year. c. Prepare the journal entry to record the depreciation expense. d. Determine the book value of the equipment at the end of the second year. e. Analyze the impact of depreciation on the balance sheet.