$2000. $4000. $3000. $500. 5%. 6%. 3 años 938 a. $25,000. $20,000. $6%. 20 años Exercise65. x=2, y=1. x=3, y=2. x=5, y=1. x=2, y=1. x=1, y=2. x=6, y=1. x=3, y=21. x=7, y=7. x=23, y=−1. x=2, y=1. x=35, y=20. x=2, y=1. x=1, y=2.