please show all steps and equations, no excel sheets

DO NOT USE EXCEL

DO NOT SOLVE BY SIMPLY GETTING THE P AND F for eahc year

SOLVE USING A, G, g rules if given gradients

A metal plating company is considering three different mutually exclusive methods for recovering by-product heavy metals from a manufacturing site's liquid waste. The investment costs, annual net incomes, and salvage values associated with each method have been estimated as shown below. All methods have an 8-year life and the MARR is 11% per year: First Cost -36,000 -53,000 -41,000 Annual Income 5,000 10,500 8,000 Salvage Value 2,000 -2,000 500 Use the ROR analysis to select the best alternative. B