6-3 Using the straight-line method, calculate the amount of depreciation expense for each asset and prepare a schedule that would be included in the notes to the financial statements. Asset Truck Cost Salvage Value Estimated life $32,000 $5,000 6 years Tractor 45,000 3,000 14 years Corn planter 35,000 0 15 years Barn 100,000 6,000 30 years Fences 25,000 0 20 years