How can I solve this problem, I need a step-by-step breakdown of how to get to the answer. The possible answers are they but I do not know how to get to them, Thanks!

Julio Company is considering the purchase of a new bubble packaging machine. If the machine will provide $20,000 annual savings for '10 years and can be sold for $50,000 at the end of the period, what is the present value of the machine investment at a 9% interest rate with savings realized at year end? NOTE: Enter amounts rounded to two decimals (e.g., 78.76 or 40.00). PV of annual savings $ 128353.15 PV of final sale $ 21120.54 Total PV of machine $ 14947359 investment