Solve for A and B, Engineering Economy

please solve it right!

Question Help %) Problem 6-52 (algorithmic) Compare alternatives A and B with the present worth method if the MARR is 15% per year. Which one would you recommend? Assume repeatability and a study period of 20 years. $40,000 $7,000 at end of year 1 and increasing by $700 per year thereafter $7,000 every 5 years $15,000 $14,000 at end of year 1 and increasing by $1,400 per year thereafter Capital Investment Operating Costs Overhaul Costs None Life 10 years 20 years $14,000 if just overhauled Salvage Value negligible Click the icon to view the interest and annuity table for discrete compounding when the MARR is 15% per year. The PW of Alternative A is s.(Round to the nearest dollar.)