Please explain the solution (in bold) for a and b, step by step and where the numbers are coming from.

2. XYZ company purchased an equipment on January 1, 2013 for $600,000. The machine has a useful life of 10 years and an estimated salvage value of $50.000. The machine is expected to produce 3,000,000 units during its life. During 2013, the company produced 800,000 units. And during 2014, the company produced 650,000 units. Required a) What should XYZ company record as depreciation expense as of December 31, 2013 and December 31, 2014 if they select to use the straight-line depreciation method? What is the book value of the machine as of the end of 2014? 2 2 ue a) [(600,000-50,000)140: 55,000 for 2013 and 2014 usebal hee BV (as of the end of 2014) 600,000-110,000 490,000 b) What should XYZ company record as depreciation expense as of December 31, 2013 and December 31, 2014 if they select to use the unit-of-production depreciation method? What is the book value of the machine as of the end of 2014? /ho uce b) [(600,000-50,000)]/3,000,000 0.183 2013 809,000 x 0.183 146,400/2014650,000 x 0.183 -118,950 BV (as of the end of 2014) 600,000-146,400-118,950 334,650 2