Предмет: Математика, автор: makukhaartur6

решение на бумаге кто может

{х + у = 2,

{7х − 5у = −34.

​

Приложения:

Ответы

Автор ответа: whois5954
1

Можете проверить:

-2+4=2

7•(-2)-5•4=-14-20=-34

Приложения:
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: Illyua
Match the parts of the phrases.
1. thunder
a. storm
2. break
b. fast
3. cheer
c. ness
4. sea
d. ful
5. happi
e. side
Task 2
Match the words with the definitions.
1. be fed up
2. leave
3. trust
4. hang out
5. break out
6. arrive
7. juggle
8. check in
9. be afraid of
10. travel
a. to keep objects moving through the air by throwing and catching them;
b. to go away from a place;
c. to want to change something because you are annoyed or bored;
d. to go from one place to another;
e. to get to the place you are going to;
f. to go to the desk and report that you have arrived;
g. to believe that someone is honest with you;
h. to spend time in some place with friends;
i. to be frightened;
j. to start to happen;
Task 3
Fill in the gaps with the following words.

make / control / strengths / intelligent / fault / generous / safety / walk / annoys / departure
1. When you are travelling by plane, you have to go through passport
control
.

2. Some people get up early to
walk
their dogs before going to work or school.

3. What
annoys
you the most? – I get nervous when my phone battery dies too fast.

4. All people have their own
strengths
and weaknesses.

5. For
make
, you should learn to swim with an instructor.

6. What’s
safety
time? – 3 p.m.

7. Anna can do big calculations easily. She is very
intelligent
.

8. Sometimes, when I am late for school, I don’t have time to
control
my bed in the morning.

9. The rich man was very
generous
. He donated $1000 to the organization that helps homeless people.

10. Don’t blame yourself! It’s not your
fault
.
Task 4
Listen to the audio and choose True or False.
1. Check-ins for international flights begin four hours before departure. TF
2. Passengers can go to a departure lounge where they can wait for their flight. TF
3. Passengers need to show boarding passes while boarding. TF
4. On board, you can take only one the biggest suitcase which is called a carry-on luggage or a carry-on. TF
5. All tourists go through security check and put their carry- on luggage through the x-ray machine. TF
Task 4 (audio) пожалуйтса решите срочно
2 года назад
Предмет: Английский язык, автор: simvin
помогите пожалуйста

Sarah (go) to the gym every morning before work.

Last weekend, we (visit) the museum and (take) a lot of photos.

Next month, they (travel) to Europe for their summer vacation.
He usually (read) a book before going to bed.

Yesterday, she (buy) a new laptop for her studies. [past simple]

I promise I (help) you with your project tomorrow afternoon.

The train to London (leave) at 9:30 AM every day.

We (have) a fantastic time at the beach last summer.

They (arrive) at the airport at 6 PM tonight.

My mom (cook) delicious meals for the family every Sunday.

Tom (graduate) from college last year and (find) a job in a big company.

We (attend) a conference on AI next week.
2 года назад
Предмет: Українська література, автор: Jasgh
Склади
напиши розповідь про однокласників
2 года назад
Предмет: Математика, автор: vasulunavotkanich
скільки дільників має число 17​
8 лет назад
Предмет: Русский язык, автор: arinkafriend
Входишь в пустынный читательский зал - публики никакой
ПОЧЕМУ ЗДЕСЬ СТОИТ ТИРЕ ОБЪЯСНИТЕ СРОЧНООООО!!!!!!!!!!!
8 лет назад