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 double-declining-balance depreciation.

Requirement: Prepare the journal entries to record the depreciation for 2017 and 2018. Omit explanations and round to the nearest dollar.

What is the book value of the asset after recording 2018 depreciation?