(Solved): helpp! Harrison Campany purchased a machine for $8.000 on January 1,2019 . The machine has been depr ...

Harrison Campany purchased a machine for $\$8.000$ on January 1,2019 . The machine has been depreciated usng the straght-line method assuming at has a fitteen-year ife with a s800 residual value. Harrison sold the machine on January 1, 2021, for $\$8,400$. What is the book value of the machine on December 31,2020 ? A. $\$7,040$ B. $\$514$ C. $\$7,200$ D. 58,000