Question 7 0/0.9 pt Consider a piece of equipment that initially cost $8,000 and has these estimated annual expenses and MV: End of Year, k Annual Expenses MV at End of Year $3,000 $4,700 3,000 3,200 3,500 2,200 4,000 1,450 950 600 300 2 5 4,500 6 5,250 7 6,250 7,750 If the after-tax MARR is 7% per year, determine the after-tax economic lfe of this equipment. MACRS (GDS) depreciation is being used (five-year property class) The effective income tax rate is 40% 5 years 3 years 4 years 6 years 7 years Reread chapter and try again, Use equation to calculate the TC for each year of retention, and solve for EUAC of each year