need help on the ones wjth red x. they are wrong

1 Problem 8-27A Effect of straight-line versus double-declining balance depreciation on the recognition of expense and gains or losses LO 8-2, 8-3, 8-5 15 points Becker Office Service purchased a new computer system in Year 1 for $36,900. It is expected to have a five-year useful life and a $3,900 salvage value. The company expects to use the system more extensively in the early years of its life. Required Calculnte the depreciation expense for each of the five years, assuming the use of straight line depreciation Answer is complete and correct. Year + Depreciation Spence $ 6.760 15 6.760 S 6700 IS 6.760 5 6,760 3 4 5 b. Calculate the depreciation expense for each of the five years, assuming the use of double-declining balance depreciation (Do not round intermediate calculations. Round your final answers to the nearest dollar amount.) Year S 1 2 Answer is complete but not entirely Depreciation rect. Expense 15:5408 s 1424 $ 5054 3.033 LA2X 4 3 15 d. Assume that Becker Office Service sold the computer system at the end of the third year for $21.500, Compute the amount of gain or loss using each depreciation method. (Hound your answers to the nearest dollar amount) Answer is complete but not entirely correct. Double Straight Line Declining llante AABoos 18,0103 Gain