help please what is the equipment and gain

Required information Exercise 7-17B Record the sale of equipment (L07-6) [The following information applies to the questions displayed below.) A company purchased a tractor at a cost of $30,000 and sold it three years later for $16,200. The company 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. Exercise 7-17B Part 1 Required: 1. Record the sale. (If no entry is required for a particular transaction/event, select "No Journal Entry Required" in the first a field.) View transaction list Journal entry worksheet 1 1 the sale of equipment. er debits before credits. action General Journal Debit Credit 16,200 15,600 Cash Accumulated Depreciation Equipment Gain