11 Homework 13 Required information Saved [The following information applies to the questions displayed below] On January 1, 2021, the Allegheny Corporation purchased equipment for $128,000. The estimated service life of the equipment is 10 years and the estimated residual value is $7,000. The equipment is expected to produce 220,000 units during its life. Required: Calculate depreciation for 2021 and 2022 using each of the following methods. Ok 2. Doubje-declining-balance. ht ences Fonnula Amount for 2021 Armount for 2022 Double-Declining-Balance Method X = Depreciation Expense x =