Please show all the work, no excel please

You are thinking about buying a new heating system for your house. You have two options. Both units will provide the same level of service but have different useful lives and costs. Select the best option using a MARR-20%. Use the repeatability assumption. A student has already performed calculations associated with SP240 heating system. Perform similar calculations for the other heating system and select the best option SP240 HEPS9 Capital investment $33,200 $47,600 Annual expenses Electrical energy $2,165 $1,720 Maintenance $1,100 in year 1, $500 in year 4 and and increasing increasing $100/yr $500/yr thereafter thereafter Useful life (years) 5 9 Market value (end of useful life) 5,000 35.000 Model SP240 0 1 2 3 4 5 Miedel 4 -2.145 $1,100 $1,500 57.100 sou 9.00 33,00 11.000 $33,200 Ende Yew End of Year Heating system SP240 AW (20%)SP240-$33,200(A/P,20%,5) - $2,165 --[$1,100+ $SOO(A/G, 20%,5) --$15,187, Heating system HEPS9 AW (20%) HEPS9 = -44600 (A18 20%,9) - 1720-1500 +100 (A/6,20% Aw = 11962.28 9,30), )) You are thinking about buying a new heating system for your house. You have two options. Both units will provide the same level of service but have different useful lives and costs. Select the best option using a MARR-20%. Use the repeatability assumption. A student has already performed calculations associated with SP240 heating system. Perform similar calculations for the other heating system and select the best option SP240 HEPS9 Capital investment $33,200 $47,600 Annual expenses Electrical energy $2,165 $1,720 Maintenance $1,100 in year 1, $500 in year 4 and and increasing increasing $100/yr $500/yr thereafter thereafter Useful life (years) 5 9 Market value (end of useful life) 5,000 35.000 Model SP240 0 1 2 3 4 5 Miedel 4 -2.145 $1,100 $1,500 57.100 sou 9.00 33,00 11.000 $33,200 Ende Yew End of Year Heating system SP240 AW (20%)SP240-$33,200(A/P,20%,5) - $2,165 --[$1,100+ $SOO(A/G, 20%,5) --$15,187, Heating system HEPS9 AW (20%) HEPS9 = -44600 (A18 20%,9) - 1720-1500 +100 (A/6,20% Aw = 11962.28 9,30), ))