do not use excel

show all steps for thump up

this is what i did but got -8 points from it

6. (20 Points) Two types of power converters are under consideration for a Uninterruptible Power Supply (UPS) system for a new data center. An economic comparison is to be made using a MARR of 8% and the following cost estimates: Initial cost Estimated life Salvage value Annual operating costs Alpha $10,000 5 years $0 $2,500/year Beta $20,000 9 years $??? $1,200/year Determine the salvage value for the Beta system such that both systems will have equal equivalent annual worth. g Formula pw=30+AC (L-GHTS") su(!-CIENT Alpha Dede- DW 7 OECH *SO Alphas pw=19000+ 2.500 ) -0 (1-ix") Pw 10,000 18.500 1603 poxy pw- 10,000+ 2.500 (3.9427 = 'Pw - 10,000 ta, 931 Pw=$19,481 Alphen 19,921 3.9627 Alphen- $5005 Beta: Pw= 20,000 +1,200. pw- 20,000 + 1,200 [1-(1029 x 1089) 0.03 Pw=20,000 + 1,200 (62462 0. cooard Ples 20,00 + - 0.500 pw 2740.6 -0.cooax Beta 27,416-8.50000 $4,42-0.09808x 5.ssay Alpha = Beta solue for X 51005= 4,402 -0.09008 yos -4,40 603 -0.0.2003 -6-pl -0.09002 x is the salese value X 16,700 for Beta -8