Предмет: Математика, автор: Аноним

ДАЮ 80 БАЛОВ.ДАЮ 80 БАЛОВ.ДАЮ 80 БАЛОВ.
Хелп срочно надо

1)решите и упростите выражение (-0,4x-0,2y)X6+4(1,1x-2,2y)
При x=0,5 y=-0,1

2)решите уравнение
-1/6z+0,2z=-0,1

Ответы

Автор ответа: lenapanova
65
(-0,4х - 0,2у)6 + 4(1,1х - 2,2у) = -2,4х - 1,2у + 4,4х - 8,8у = 2х - 10у =
2 * 0,5 - 10 * (-0,1) = 1 + 1 = 2

-1/6z + 0,2z = -0,1
-1/6z + 1/5z = -1/10
1/30z = -1/10
z = -1/10 : 1/30
z = -3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
987oiu789: опечатка: -1/10 : 1/30=-3
Аноним: ага спасибо выручили)
бла47: :-)
Аноним: у него не правильно
ТатьянаБалцан: ДАЮ 80 БАЛОВ ДАЮ 80 БАЛОВ ДАЮ 80 БАЛОВ а на самом деле 40 :-)
987oiu789: ОТДАНО действительно 80 баллов, вот только они делятся между 2 отвечающими)) итого-40, плюс 20-за ЛУЧШИЙ ответ))
всеволод7: красава
приправа1: да ладно и чё
киллер56: не ври
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Предмет: Английский язык, автор: mishayosha


Контроль аудирования для 6 класса


Аудирование 1

Form 6. Listening

Two friends
Once upon a time there lived two mice. One of them lived in a big city. Her name was Minny. Minny’s friend lived in a village. Her name was Maggy. One day Maggy decided to visit Minny. She went to the city by train. She saw many beautiful houses, shops, parks and squares, there were a lot of buses, cars, trams and trolley-buses in the streets. She got to Minny’s house by bus. Maggy was glad to see her friend. “Do you like to live in the city?” Maggy asked Minny. Minny said, “Oh, of course, I like the city. There is a lot of to eat corn and cheese but there’s a big black cat in the Kitchen of every day. the house where I live”. Then Maggy had an idea, “Let’s buy a TV-set for the cat. He likes to watch TV”. Minny liked the idea. They went to the shop and bought a TV-set.
Every day the cat sat down to watch TV and the mice came to the kitchen to eat corn and cheesе.

Task 1
Выберите правильное окончание предложения


1. Once upon a time there lived...
а) two cats;
b) three mice;
с) two dogs;
d) two mice;

2. One of them lived…
a) in a big village;
b) in a small city;
c) in a big city;
d) in a small village.

3. One day Maggy decided to visit…
a) her mother;
b) her friend;
c) her teacher;
d) her sister.

4. She went to the city…
a) by train;
b) by plain;
с) by car;
d) by ship.

5. Maggy got to Minny’s house...
a) by car;
b) by trolley-bus;
c) by tram;
d) by bus.

6. Minny said it was nice to live...
a) in the village;
b) in the house;
c) in the flat;
d) in the city.

7. There was...
a) a little black cat in the house;
b) a big black dog in the house;
c) a big black cat in the house;
d) a big white cat in the house.

8. They decided to buy...
a) a radio-set;
b) an arm-chair;
c) a TV-set;
d) a sofa.

9. They went...
a) to the shop;
b) to the hospital;
c) to school;
d) to the library.










Task 2
Ответьте на вопросы

1. Where did the mice live?
2. Who decided to visit Minny?
3. Did she go to the city by bus or by train?
4. What did she see in the city?
5. Whom was Maggy glad to see?
6. Did Minny like to live in the city?
7. Who else lived in the house?
8. What idea did Maggy have?
9. What did they buy in the shop?
10. What did the cat do every day?
11. What could the mice do every day?

Task 3
Определите неправильное слово

I can(A) to eat corn(B) and cheese(C) every day.

He(A) like(B) to(C) watch TV.

But there(A) are(B) a big black(C) cat in the house.


Аудирование 2

Task 1

Listen to the interview and decide which answer is correct, a, b or c.

1. George lives in

a Los Angeles.

b New York.

c Aspen.

2. George goes to the studios by

a bus.

b car.

c taxi.

3. In the Actors’ Club he

a plays computer games.

b plays basketball.

c goes swimming.

4. George usually goes on holiday

a in summer.

b in February.

c in winter.

5.George’s favourite sport is

a jogging.

b skiing.

c swimming.


Task 2

Listen to the interview again and decide if the statements are true (T) or false (F).

1 _____ In New York George gets up at 8.15.

2 _____ He meets his friends in Central Park.

3 _____ George works in the evening.

4 _____ His friends call him lazy.

5 _____ He goes skiing in Aspen.

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