(Ignore income taxes in this problem.) Beaver Corporation is investigating the purchase of a new threading machine that costs $18,000. The machine would save about $4,000 per year over the present method of threading component parts, and would have a salvage value of about $3,000 in 6 years when the machine would be replaced. The company's required rate of return is 12%. The machine's net present value is closest to: Click here to view Exhibit 13B-1 and Exhibit 13B-2, to determine the appropriate discount factor(s) using table