Certain parts for Raytheon's reusable space exploration system can ei System Y. Some of the costs for each process are shown. ther be System X or System X -45000 System Y First cost, S Annual operating cost, $ Salvage value, S -14000 2 3000 Life, years The incremental A W cash flow equation associated with (System Y-System X) is : 0 =-20000(A/P,ai", 5) + 7800 + 3000(A/F,ar,s) a) What is the first cost for SystemY b) Determine the annual operating cost for System X c) Calculate the salvage value for System Y