Please Explain where those number came from

le VUITTpaily SUIU I LUMTIpielery WUITI-UUC vall IUI 92,900 as Sulap. c. Equipment that cost $48,400 had an estimated useful life of eight years and a salvage value of $3,400. After four years of using double-declining balance depreciation, the company sold the equipment for $14,500. (Round to the nearest dollar.) d. An asset that cost $12,000 had an estimated useful life of eight years and no salvage value. After seven years of using straight-line depreciation, the company deemed the asset worthless and hauled it to the dump. c. Equipment that cost $48,400 had an estimated useful life of eight years and a salvage value of $3,400. After four years of using double-declining balance depreciation, the company sold the equipment for $14,500. (Round to the nearest dollar. Use parentheses or a minus sign to indicate a loss. Complete all input cells, including zero balances.) Cash proceeds - Book value = Gain (Loss) $ 14,500 $ 15,314 = $ (814) d. An asset that cost $12,000 had an estimated useful life of eight years and no salvage value. After seven years of using straight-line depreciation, the company deemed the asset worthless and hauled it to the dump. (Round to the nearest dollar. Use parentheses or a minus sign to indicate a loss. Complete all input cells, including zero balances.) Cash proceeds . Book value = Gain (Loss) $ 0 . $ 1,500 = $ (1,500)