On January 1, a machine with a useful life of five years and a residual value of $30,000 was purchased for $90,000. What is the depreciation expense for year 2 under the double-declining-balance method of depreciation ? a. b. C. d. Select one: a. $17,280 b. $36,000 c. $21,600 d. $28,800 Eckman Company purchased equipment for $120,000 on January 1, 2016, and will use the double-declining- balance method of depreciation. It is estimated that the equipment will have a 5-year life and a $6,000 salvage value at the end of its useful life. The amount of depreciation expense recognized in the year 2018 will be Select one: a. $27,360. b. $17,280. C. $28,800. d. $16,416