Dimas Deliveries Inc. is considering investing $60,000 in a new delivery truck. The truck has no salvage value. The truck is expected to generate an annual net cash flow of $18,000 over its 5-year useful life. The company's hurdle rate for investment is 12%. Compute the net present value (NPV) of this investment opportunity. [For a negative NPV, enter your answer with a negative sign, not parentheses]