Bull Gator Industries is considering a new assembly line (answer attached)

Bull Gator Industries is considering a new assembly line costing $6,000,000. The assembly line will be fully depreciated by the simplified straight line method over its 5 year depreciable life. Operating costs of the new machine are expected to be $1,100,000 per year. The existing assembly line has 5 years remaining before it will be fully depreciated and has a net book value of $3,000,000. If sold today the company would receive $2,400,000 for the existing machine. Annual operating costs on the existing machine are $2,100,000 per year. Bull Gator is in the 46 percent marginal tax bracket and has a required rate of return of 12 percent. Required: Calculate the net present value of replacing the existing machine.