Skysong, Inc. purchased a new machine on October 1, 2020, at a cost of $118,000. The company estimated that the machine will have a salvage value of $12,000. The machine is expected to be used for 10,000 working hours during its 5-year life. Compute the depreciation expense under straight-line method for 2020. (Round answer to O decimal places, eg. 2,125.) 2019 $ Depreciation expense eTextbook and Media Compute the depreciation expense under units-of-activity for 2020, assuming machine usage was 1,610 hours. (Round depreciation cost per unit to 2 decimal places, e.g. 0.50 and depreciation rate to 0 decimal places, e.g. 15%. Round final answer to 2 decimal places, e.g. 2,125.25.) 2020 $ Depreciation expense e Textbook and Media Compute the depreciation expense under declining-balance using double the straight-line rate for 2020 and 2021. (Round answers to 0 decimal places, eg. 2,125.) 2020 2021 $ $ Depreciation expense eTextbook and Media