On January 1, 2018, Emming Corporation purchased some machinery.
The machinery has an estimated life of 10 years and an estimated residual value of $5,000. The depreciation expense on this machinery was $20,000 in 2020.

Required:
Next Level Compute the acquisition cost of the equipment under the following depreciation methods:
1. Straight-line
2. Sum-of-the-years’-digits
3. Double-declining-balance