please show the flow diagram and using compound interest factor

A company is trying to decide between two machines that are necessary in its manufacturing facility. Based on an i=15%, decide which of the following machines should be chosen. Machine A $45,000 $31,000 Machine B $24,000 $35,000 $6,000 First cost Annual Operation Costs Overhaul in years 2 and 4 Overhaul at the end of year 5 Salvage value Useful life, in years $12,000 $10,000 $8,000 6 years 8 years