this is the 3rd time im posting this and non of the answers have been correct...pls help!

You have been asked by the president of your company to evaluate the proposed acquisition of a new special-purpose truck for $60,000. The truck falls into the MACRS 3 -year class, is not eligible for either bonus depreciation or Section 179 expensing, and it will be sold after three years for $20,000. Use of the truck will require an increase in NWC (spare parts inventory) of $2.000. The truck wit have no effect on revenues, but it is expected to save the firm $20,000 per year in before-tax operating costs, mainly labor. The firm's marginal tax rate is 21 percent. What will the cash flows for this project be? Note: Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places