7. X Company ecquired a machine on January 2, 2016 for $100.000. The machine, which is depreciated using the double-declining baiance method, was estimeted to have a 10 year useful life and a salvage value of $10,000. On Jenuary 1, 2018, the company revised ns estumations regarding the mechine assigning it a useful life of 5 years beginning from that dete, with o salvage value of $15,000 at the end of 5 yeers How much will x O $16,000 O $21040 O $13.400 O $25,600