CALCULATOR FULL SCREEN PRINTER VERSION BACK NEXT Exercise 9-5 Sandhill Co. purchased a new machine on October 1, 2017, at a cost of $80,010. The company estimated that the machine has a expected to be used for 72,400 working hours during its 7-year life. salvage value of $7,280. The machine is Compute the depreciation expense under the straight-line method for 2017 and 2018,assuming a December 31 year-end. (Round answers to o decimal places e.g. 5,275.) 2017 2018 The depreciation expense under the straight-line method s