A numerically controlled milling machine was purchased for $95,000 four years ago. The estimated salvage value was $15,000 after 15 year. What is the machine's book value after 5 years of deprecation? If the machine is solid for $20,000 early in year. How much gain on sale or recaptured depreciation is there? Assume. 7-year MACRS depreciation Straight-line depreciation Sum-of-years-digits (SOYD) depreciation 150% declining balance depreciation