Plz me i don’t understand why it’s wrong.

5x - 2: five times a number decreased by 2

2x + 5: five more than two times a number

7x + 2: two more than the product of a number and 7

2x - 5: the difference of two times a number and 5

2x + 7: twice a number increased by 7

5x - 2

Five times a number (5x) decreased (-) by two (2)

2x + 5

Twice a number (2x) increased (+) by seven (7)

7x + 2

Two more (+2) than the product of a number and 7 (7x)

2x - 5

The difference (-) of two times of number (2x) and five (5)

2x + 7

Twice a number (2x) increased by seven (+7)

1. 3.4/4

2. 0.8/7

3. 0.5 x 3

4. 0.9 x 6

5. 10.8

6. 2.35

7. 0.567

8. 9.35

9. 0.02

10. 0.06

11. 0.16

12. 0.42

13. 0.63

14. 5.6

15. 8.1

16. 9.9

17. 0.28

18. 0.48

19. 0.27

20. 0.49

21. 0.45

22. 0.72

23. 0.9

24. 0.88

25. 0.75

26. 0.16

27. 0.328

28. 0.495

29. 0.72

30. 1.068