Abbott Landscaping purchased a tractor at a cost of $25,000 and sold it three years later for $13,400. Abbott recorded depreciation using the straight-line method, a five-year service life, and a $3,500 residual value. Tractors are included in the Equipment account. 1. Record the sale. 2. Assume the tractor was sold for $8,800 instead of $13,400. Record the sale.