(Ignore Income Taxes in This Problem

(Ignore income taxes in this problem.) Almendarez Corporation is considering the purchase of a machine that would cost $320,000 and would last for 7 years. At the end of 7 years, the machine would have a salvage value of $51,000. By reducing labor and other operating costs, the machine would provide annual cost savings of $72,000. The company requires a minimum pretax return of 18% on all investment projects.
-The net present value of the proposed project is closest to:

A) $(29,522)
B) $(45,536)
C) $5,464
D) $(94,042)