Use the following to answer questions 1819 AD Enterprises purchased equipment for $130,000 on January 1, year 1 . The equipment is expected to have a 8 year life, with a residual value of $15,000 at the end of its service life. 18. $ Using the double-declining balance method, determine depreciation expense for year 2 . 19. $ Using the straight-line method, determine book value at the end of year 2. Use the following to answer questions 20-22 AL. Construction is in the process of closing its operations. It sold its 4-year-old Caterpillar 279C Compact Track Loader for $125,000. The loader originally cost $250,000 and had an estimated useful life of 7 years and an estimated residual value of $40,000. The company uses straight-line depreciation for all equipment. 20. $ Calculate the book value of the loader at the end of the 4th year. 21. $ What was the gain or loss on the sale of the loader at the end of the 4 th year; (if loss, put - in front of your answer). 22. Record the sale of the loader at the end of the 4th year