Big Rock Times Corporation(BRT) acquired equipment on January1, 2014, for$300,000. The equipment had an estimated useful life of 10 years and an estimated salvage value of$25,000. On January1, 2017, BRT Corporation revised the total useful life of the equipment to 6 years and the estimated salvage value to be$10,000. Compute the book value of the equipment as of December31, 2017, if BRT Corporation uses straightline depreciation.