Depreciation by Two Methods A computer system acquired on January 1 at a cost of $35,000 has an estimated useful life of five years. Assuming that it will have no residual value a. Determine the depreciation for each of the first two years by the straight-line method, First Year Second Year b. Determine the depreciation for each of the first two years by the double-declining balance method. First Year Second Year Feedback Check My Wor Asset cost minus residual value equals depreciable cost. Straight-line depreciation allocates the depreciable cost of the asset equally over the expected useful life. The double declining rate is two times the straight-line rate and it is applied on the original cost minus accumulated depreciation on an asset