Решите систему уравнений: 

x+y+xy=11

xy+x+y=4

ПОМОГИТЕ ПОЖАЛУСТА)))))

Заполните пропуски предлогами и иаречиямн, где это необ ходимо.

1.I can’t play ... the piano myself, but I’m fond ... going to concerts. I always enjoy ... them very much. 2. Comra de Petrov explained ... me that he was late ... classes because he had missed ... the seven o’clock train he usually took. 3. I’m afraid you won’t be able to catch ... the five o’clock train, and if you go ... the next one, you won’t be able to reach ... the place ... time. 4. “We’ve neither been ... the theatre, nor ... the cinema ... a long time. Let’s go ... the theatre tonight, shall we? ... the way, do you know

what’s......the Maly Theatre?” “No, but it’s all the same

... me. I always enjoy everything there. It’s one ... the best theatres ... Moscow.” 5. I’m always angry when people come ... the theatre after the lights have gone .... 6. When this actress appears ... the stage, the audience always greet her ... a storm ... applause. 7. I don’t want to see the play. I neither like the play itself nor the novel it’s taken .... 8. Why is Gleb late? He’s either missed ... the nine o’clock train or something really serious has happened ... him. 9. My son came ... Leningrad yesterday. He said that the city had made an unforgettable impression ... him. 10. If I manage to finish my work ... time. I’ll be glad to join ... you. 11. If you go ... Kiev ... business, take every opportunity to visit all the museums there. 12. When this actress plays the part... Eliza, the theatre’s always packed.

13. The other day a man came......me ... the street and

asked me to give him a light. It was an old friend, and I was surprised that he hadn’t recognized me ... once.

Спиши текст. Правильно пиши предлоги и частицу НЕ со словами. Одной чертой подчеркни предлоги вместе со словами, в форму которых они входят. Сверху укажи часть речи. Двумя чертами подчеркни частицу НЕ вместе со словами, к которым она относится. Сверху укажи часть речи. Над существительными в  форме мн.ч. Укажи падеж. Выдели окончания.ходят (по) морю кораблики (Без) машин и (без) кают, И никем (не) управляются, И (к)земле (не) пристают.окончфорформе