Required information [The following information applies to the questions displayed below] Abbott Landscaping purchased a tractor at a cost of $30,000 and sold it three years later for $16,200, Abbott recorded depreciation using the straight-line method, a five-year service life, and a $4,000 residual value. Tractors are included in the Equipment account equired: Record the sale. (if no entry is required for a transaction/event, select "No journal entry required" in the first account field.)