3 10/15

1. New: 7.4.12 Old: 6.4.12 (Bases must be cleaned up.)

2. New: 7.5.6, 7.6.6, 7.6.13, 7.6.14 Old: 6.5.6, 6.6.6, 6.6.21, 6.6.22

3. New: 7.7.8, 7.7.14 Old: 6.7.8, 6.7.14

4. New: 7.8.6 Old: 6.9.6 (Use elimination.)

5. New: 8.5.6 Old: 7.5.6 No row or column operations!

6. New: 8.5.6 Old: 7.5.6 Row operations only, no minors!