I would like some assistance in understanding the attached (except part one that has already been solved).

Scorecard Corporation is considering the purchase of new manufacturing equipment that will cost $15,000 (including shipping and installation) Scorecard can take out a 4-year, $15,000 loan to pay for the equipment at an interest rate of 3,60%. The loan and purchase agreements will also contain the following provisions: The annual maintenance expense for the equipment is expected to be $150. The equipment has a four-year depreciable life. The Modified Accelerated Cost Recovery System's (MACRS) depreciation rates for a three-year asset are 33.33%, 14.45%, 14.81%, and 7.41%, respectively, . The corporate tax rate for Scorecard is 45%. Note: Scorecard Corporation is allowed to take a full-year depreciation tax-saving deduction in the first year. Based on the preceding information, complete the following tables: (Note: Round the annual loan payment value to two decimal places and all other values to the nearest dollar.) Annual loan payment will be Annual tax savings from maintenance will be Value $4,093.47 $68 Year 1 Year 2 Year 3 Year 4 Tax savings from depreciation Net cash flow Thus, the net present value (NPV) cost of owning the asset will be $10,666 -$8,315 -58,815 $9,524 Scorecard Corporation has been offered an operating lease on the same equipment. The four-year lease requires end-of-year payments of $600, and the firm will have the option to buy the asset in four years for $3,300. The firm will want to use the equipment longer than four years, so it plans to exercise this option. All maintenance will be provided by the lessor. What is the NPV cost of leasing the asset? (Note: Round your answer to the nearest dollar) -$14,048 B-5952 $4,308 $5,385 Should Scorecard lease or buy the equipment? Lease Buy