Furst Company purchased equipment on January 1, 2012 for $46,000. The equipment is estimated to have a 5-year life and a salvage value of $3,000. The company used the straight-line depreciation method. At the beginning of 2015, Furst revised the expected life to eight years. The annual amount of depreciation expense for each of the remaining years would be: $3,440. $4,040. $2,150. $2,525.