A depreciable asset with a cost of $42350 has a residual value of $2800 and a useful life of 10 years. Total estima are 79100 and in year 1 a total of 5400 units were produced. Under the straight-line method and the units-of-act depreciation expense for the first year would be Straight-line Units-of-activity $4235.00 $3955.00$2700.00 $4235.00$2700.00 $3955.00$2891.16 A depreciable asset with a cost of $42350 has a residual value of $2800 and a useful life of 10 years. Total estimated units of output are 79100 and in year 1 a total of 5400 units were produced. Under the straight-line method and the units-of-activity method the depreciation expense for the first year would be Straight-line Units-of-activity $4235.00 $2891.16 $3955.00 $2700.00 $4235.00 $2700.00 $3955.00 $2891.16