1. Hisoblang: 7/15 qismi 42 ga teng bo’lgan sonni toping

10. Tenglamani yeching:

11. Tenglamani yeching:

12. tenglamani yeching:

13. -5 va 7 sonlari orasida nechta butun son bor

14. Tenglamani yeching:2(x+3)-3(x+2)=5-4(x+1)

15. 8¹²³⁴ sonining oxirgi raqamini toping.

16. ifodaning qiymatini toping

17. ning qiymatini toping

18. sonini 6,7,4 sonlariga mutanosib bo’laklarga bo’lgandagi eng kichik sonni toping.

1. Hisoblang:

2. 7/15 qismi 42 ga teng bo’lgan sonni toping