if you could solve using excel that would help greatly

Problem 1: TexMex Food Company is considering a new salsa whose data are shown below. The equipment to be used would be depreciated by the straight-line method over its 3-year life and would have a zero salvage value, and no new working capital would be required. Revenues and other operating costs are expected to be constant over the project's 3-year life. However, this project would compete with other TexMex products and would reduce their pre-tax annual cash flows. What is the project's NPV