Предмет: Алгебра, автор: mongol51

Дам 25 балов, помогите

Приложения:

Ответы

Автор ответа: n0776

0

простите, на 2,3 задания ответа не знаю !!

4 задание:

2х/(3х-5)=3х/2х

2х/(3х-5)=3/2

4х=9х-15, 5х=15, х=3

4 , 6 , 9 , q=3/2

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: ЭНДИС

Помогите,пожалуйстааа♥♥♥
Очеень срочнооо
Вставьте правильный ответ.
1)All the(passer-bys;passers-by) gathered at the place of yhe accident.
2)(Is;are) scabies an infectious disease?
3)We have got very(few;little) money.
4)He is(so;such a) smart boy.He wont't(do;make) a fool of himself like that.
5)I dont't like the soup.It doesn't taste(well;delicious).
6)How sorry he is!He wishes he(didn't insult;hadn't insulted) his sister.
Ребяята,помогитеее,буду оочень благодарна◘

1 год назад

Предмет: Английский язык, автор: safar2002

Сочинение на тему моя любимая вещь на английском с переводом

1 год назад

Предмет: Английский язык, автор: sobit9797

Question 1
Баллов: 1
Are there … mistakes in this sentence?
Выберите один ответ.
any
a bit
some
no
Question 2
Баллов: 1
How ... clothes are going to take with you?
Выберите один ответ.
little
many
much
few
Question 3
Баллов: 1
If you think ..., you’ll give me the right answer.
Выберите один ответ.
few
less
a little
little
Question 4
Баллов: 1
I ... do the work today I have plenty of time.
Выберите один ответ.
need not
have not
cannot
must not
Question 5
Баллов: 1
The weather is getting worse. It ... rain.
Выберите один ответ.
must
may
can
need
Question 6
Баллов: 1
Must I describe the picture? No, you ... not.
Выберите один ответ.
must
can
need
may
Question 7
Баллов: 1
Peter is fond of reading. Give these books to ....
Выберите один ответ.
he
his
her
him
Question 8
Баллов: 1
You can ask the teacher … .
Выберите один ответ.
myself
yourself
sheself
ourselves
Question 9
Баллов: 1
You’ll need … rice if you want to make a Chinese meal.
Выберите один ответ.
a lot
much
a few
many
Question 10
Баллов: 1
These books are good. Let's give ... to the children.
Выберите один ответ.
them
theirs
it
him
Question 11
Баллов: 1
He ... speak three foreign languages.
Выберите один ответ.
must
can
ought
may
Question 12
Баллов: 1
.... he meet us at the station tomorrow?
Выберите один ответ.
does
will
do
is
Question 13
Баллов: 1
The ... comes every morning.
Выберите один ответ.
postmen
postman
postmens
postmans
Question 14
Баллов: 1
He says that he … to the tape.
Выберите один ответ.
would listen
listen
will be listened
will listen
Question 15
Баллов: 1
… has clean paper?
Выберите один ответ.
what
where
why
who
Question 16
Баллов: 1
When ... you buy the new TV set?
Выберите один ответ.
have
are
were
did
Question 17
Баллов: 1
We ... take a vacation this month.
Выберите один ответ.
is not
does not
are
shall not
Question 18
Баллов: 1
We did this homework … .
Выберите один ответ.
themselves
myself
itself
ourselves
Question 19
Баллов: 1
... your little daughter walk? - No, she can't. She is eight months old.
Выберите один ответ.
can
may
must
need
Question 20
Баллов: 1
The pupil ... his work carelessly.
Выберите один ответ.
did
have done
had made
made
Question 21
Баллов: 1
I don't hear … .
Выберите один ответ.
theirs
them
their
they
Question 22
Баллов: 1
As soon as the classes … we shall hurry to the station.
Выберите один ответ.
is finished
are over
will finished
will be over
Question 23
Баллов: 1
What ... terrible news!
Выберите один ответ.
an
a
---
the
Question 24
Баллов: 1
You ... not go out, the lesson is not over yet.
Выберите один ответ.
have
can
are
may
Question 25
Баллов: 1
Did he ... the week-end in the country?
Выберите один ответ.
spent
spends
spending
spend
Question 26
Баллов: 1
… task is the most difficult.
Выберите один ответ.
his
you
him
its
Question 27
Баллов: 1
His money ... on the shelf.
Выберите один ответ.
are
have been
were
is
Question 28
Баллов: 1
… you help me, please ?
Выберите один ответ.
Should
Could
Might
Must
Question 29
Баллов: 1
What colour are the walls in that room? … walls are grey.
Выберите один ответ.
his
her
its
their
Question 30
Баллов: 1
May I take these magazines home? No, you ... not.
Выберите один ответ.
can
need
may
must

1 год назад

Предмет: Литература, автор: riel140924

Подскажите красивое, лучшее стихотворение Евгения Баратынского про любовь))))

7 лет назад

Предмет: Физика, автор: sylika54

5. Решение задачи: Чему равно напряжение на участке цепи при силе тока 2 А и электрическом сопротивлении 5 Ом?

7 лет назад