On January 2, 2017, Barnes Enterprises purchased equipment for $42,000 cash, expecting the equipment to remain in service for five years, with a $4,000 residual value. Barnes uses straight-line depreciation. On April 30, 2019, Barnes sold the equipment for $20,000 cash.

Requirement: Prepare the journal entries to record the purchase of the equipment; depreciation for 2017, 2018, and 2019; and the sale of the equipment. Omit explanations and round to the nearest dollar.