On January 2, 2018, Salamone Furniture purchased display shelving for $8,400 cash, expecting the shelving to remain in service for five years. Salamone depreciated the shelving on a double-declining-balance basis, with $1,900 estimated residual value. On September 30,2019 , the company sold the shelving for $2,200 cash. Read the requirement. Start by recording depreciation expense on the shelving for 2019. (Record debits first, then credits. Exclude explanations from any journal entries.) Requirement 1. Record both the depreciation expense on the shelving for 2019 and its sale in September. Also show how to compute the gain or loss on the disposal of the shelving