Determine the economic service life and corresponding AW value for a machine that has the following cash flow estimates. Use an interest rate of 14% per year and hand solution. ESL is 2 years with AW =$ -60, 271.40 ESL is 5 years with AW =$ -59, 471.15 ESL is 3 years with AW =$ -59, 066.15 ESL is 2 years with AW =$ -66, 951.92