6. On January 2, 2017, Topanga Company purchased a machine for $90,000. The machine has a five-year estimated useful life and a $6,000 estimated residual value. In addition, the company expects to use the machine 20,000 hours. Assuming that the machine was used 3,500 hours during 2018, complete the following chart. If a figure cannot be determined, indicate so by placing an X in the box. (Show your work.) Method Depreciation Expense for 2018 Carrying Value at 12/31/18 Straight-line Production Double-declining balance