Pretzel lnc$.$ is considering the purchase of a new dough machine. lt can purchase the new machine for $$160,000$ and sel its oldmachine, which is fully depreciated, for $$28,000.$ The new equipment has a $10-$year useful life and wil save $$36,000$ a year inexpenses. The opportunity cost of capital is $1\%,$ and the firm's tax rate is $21\%.$ What is the equivalent annual saving from the purchaseif Pretzel can depreciate $100\%$ of the investment immediately