Machine X costs $248,751 with annual operating and maintenance costs of $9,980. Machine Y costs $264,500 with annual operating and maintenance costs of $5120. Both machines are Class 43 (CCA=30%). The company needs the machines for 11 years, after which machine X can be sold for $12,257 and machine Y can be sold for $13,033. The companys MARR is 10%, and its tax rate is 27%. Do an after-tax analysis to determine which machine should be purchased (without using excel, just formulas).