Петя и Оля купили одинаковые тетради по цене 12р.Оля заплатила за свои тетради на 24р.больше,чем Петя.На сколько больше тетрадей купила Оля,чем Петя?

рассчитайте массу оксида железа (3) полученного при сгорании 4,2 г железа

вставить leaves или lives в предложение

1)He......for work at 7 am

2)i don t know where she.....

3)She......everything till the last minute.

Определите тип условного предложения и раскройте скобки: If I (to be) you, I (not to say) what you said yesterday. If Jane (to know) that Tim didn’t have much money at him, she (not to allow) him to pick up the tab. You are so lazy, my friend! If you (not to work) hard, you (to fail) at the exams in June. “If she (to wait) for somebody, she (not to wear) the bathrobe”, said the policeman about the murdered woman. Calm down! If you (not to be) so excited, it (to be) easier for us to help you. Look, if you (to stop) eating cakes and sweets when the doctor told you, you (to have) less problems with your weight and health now. Ben (to enjoy) the main course if he (not to eat) all the appetizers before it was served. If you (not to be) tired, we (can) go to the wine bar, but you look exhausted so we are going home. If there (to be) a fixed price menu, we (to have) to eat what they offer. Many years ago, in his childhood if Ken (to see) a platter of sweets, he (not to stop) eating till there was nothing left.

kobeitkiwke jikteniz : a²b-a-ab²+b-2ab+2