_{a company is evaluating a machine. the machine cost $240,000, has a 3 year life, and has pretax operating cost of $70,000 per year. the cost of the machine will be depreciated to zero over the projects life. the machine will be sold for $50,000 at the end of the projects life. if the tax rate is 22% and the discount rate is 12%, what is the equivalent annual cost for this machine?}