Упростить: 3a/a-5-a2+a/5 умножить на 10/a+1 СРОЧНО! - №12483524

Упростить: 3a/a-5-a2+a/5 умножить на 10/a+1 СРОЧНО!
- Предмет:
  Алгебра
- Автор:
  mullen
- 6 лет назад

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Цена на электрический чайник была повышена на 17% и составила 1755 рублей.Сколько рублей стоил чайник до повышения цены?
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Какое значение имеет слово СТОЛП
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Перевод текста.

LUCY GOES HOME ALONE
Usually Lucu goes home alone. She lives not far from the office, so she doesn't go home bu car, bu bus or bu metro, she goes home on foot.
Lucy has a good family. Her parents are nice people. Lucy loves them. Her father is a lawyer and her mother is a TV journalist. She is a very beautiful woman. Lucy has a sister and a brother. Her sister is 15 years old. She goes to school, learns English and plays the piano. Her brother is only 6 years old. He doesn't go to school, and he stays at home. He likes to watch TV, to listen to the music, and to sing nice songs.
When Lucy comes home, her sister is usually at her friends', and her brother plays games in his room. She goes into the kitchen and has dinner with her parents. Lucy's father asks her about her work and her problems, and Lucy answers his questions. Lucy's mother cooks meet or fish with vegetables for dinner, then they have tea or coffee together.
After dinner Lucy goes into her room, closes the door and speaks to her boy-friend on the phone.Sometimes her colleaques Max and Alex phone her in the evening.
They ask her: "Lucy, why do you go home alonr?"
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Решите уравнение:
-12 4/5*3 3/4 + 4 4/11 * 4,125
------------------------------------------- = 2 4/7 : 3/35
0,1 * х
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