Answer:
1. x = 45
2. x = 40
3. x = 12.5
4. x = 15
5. x = 20
6. x = 3
7. x = 7
8. x = 7
9. x = 81
10. x = 9
11. x = 15.6
12. x = 2
13. x = 65
14. x = 7.167
Step-by-step explanation:
