Revision of Depreciation Equipment with a cost of $637.300 has an estimated residual value of $73.300, has an estimated life of 20 years, and is deprecated by the writine method. Determine the amount of the annual depreciation h. Datamine the book value after years of us. Assuming that at the start of the year 10 the remaining fested to be 15 years and the residual value is estimated to be $59.500 determine the depreciation expense for each of the remaining 15 years