27 A factory machine was purchased for $373000 on January 1, 2018. It was estimated that it would have a $80000 salvage value at the end of its 5-year useful life. It was also estimated that the machine would be run 43000 hours in the 5 years. The company ran the machine for 4300 actual hours in 2018. If the company uses the units-of-activity method of depreciation, the amount of depreciation expense for 2018 would be $80000. $29300. $37300. $58600