1)решить уравнение 8y-(3y+5)=3x(2y-1)

2)решить уравнение 5y^2-2y=0

В семье у кареглазых родителей (карие глаза - доминантный признак) четверо детей с разными группами крови, один из них голубоглазый. Какая вероятность рождения в этой семье кареглазого ребенка с первой группой крови? (Ответ округлите до целого числа по правилам математического округления.)

система неравенств (х-1)/2 -3 < 1 3х-15 > или равно 0 помогите мне, пожалуйста решить эту систему неравенств

как будет на английском : Я хочу на пляж!

8. When I ________ reading this book, I’ll give it to you. a) have finished b) will finish c) am going to finish

9. – I _____ meet at the station at 5 o’clock tomorrow.

- O.K. I _____ for you there.

a) will be waiting b) will have waited c) will wait

10. Don’t worry about the letter. I _____ it the day before yeaterday.

a) sended b) have sent c) sent

11. Nobody answers the phone. The ____ be out.

a) can b) have to c) must

12. I _____ tennis with my friend tomorrow afternoon.

a) am playing b) play c) will play

13. – Tim has broken his leg and stays at home.

- Sorry to hear that. I ______ him tomorrow.

a) am going to visit b) will visit c) am visiting

14. Don’t forget! The play ______ at half past seven.

a) begins b) begin c) is beginning

15. Yesterday while Dad ______, he ____ himself slightly.

a) shaved b) was shaving a) cut b) was cutting

16. I knew him at once though I _____him many yeas before.

a) met b) was meeting c) had met

17.Little children like books with large print. They ____ read them more easily.

a) can b) have to c) must

18. – I’m not sure I’ll recognize Eve. I haven’t seen her for ages. - She _____ a dark blue pullover and jeans.

a) will be wearing b) will wear c) will have worn

19. When I was a child there _____ a dancehall here, but they knocked it down.

a) was being b) had been c) used to be

20. By the time I come they ____

a) will go b) will be going c) will have gone

21. When I _____ in Manchester next week, I’ll phone you.

a) am going to arrive b) will arrive c) arrive

22. Take your umbrella. It _____ outside.

a) rains b) is raining c) will rain