Предмет: Алгебра, автор: nasty1025

помогите пожалуйста!!! скоро звонок

Приложения:

Ответы

Автор ответа: rodriguezqwerty752

0

Ответ:

(1.7x^2-4y^3) +(-2.7x^2+7y^3)

Автор ответа: juny31

0

Ответ:

вариант 2 и 3

Объяснение:

для решения необходимо раскрыть скобки и упростить выражения

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Алгебра, автор: logvinyukmark

Помогите пожалуйста решить линейные уравнения по алгебре за 7 класс

3 года назад

Предмет: Литература, автор: anonim35908

СРОЧНО ДАМ 45 БАЛІВ
Повідомлення про Джонатана Свіфта (біографія скорочено та цікаві факти)

3 года назад

Предмет: Английский язык, автор: akezhanseitka

Не понимаю и не знаю английский, что здесь?

*
She ______ him the car.
Подпись отсутствует
Helped
Sold
Carried
Did
A: "______ are the tickets ?" B: "They are at home."
Подпись отсутствует
What
Who
When
Where
This is my teacher. ______ John.
He named
His name is
His name
Named him
A: "Are you OK ?" B: "______."
Thank you
And you?
How are you?
Yes, thanks
______ you smoke ?
Are
Do
Is
Does
The film ______ at 9.
Подпись отсутствует
Ends
Over
Finish
Closes
Where ______ my money ?
Подпись отсутствует
be
are
is
much
You smoke, ______ you ?
doesn't
don't
haven't
aren't
______ to get the train or the bus ?
Are you going
You go
Do you go
Are you going
A: "Have you got ten pence ?" B: "______."
Подпись отсутствует
Yes, please
Yes, fine
That's OK
Sorry, I can't help you
I can see him through the window. He ______ the paper.
is reading
has read
reads
reading
How ______ help ?
I can
can I
I will
can I do
I want to ______ sure he knows.
do
set
have
be
Are you ______ the truth ?
Подпись отсутствует
saying
remarking
talking
telling
______ play golf ?
Does she
Is she
She is
She does
______ is getting married tomorrow.
Подпись отсутствует
My sister
My sister she
To my sister
It is my sister
I usually ______ to the station.
drives
am driving
was driving
drive
She has ______ money in the bank.
some of
many of
a lot of
lot
Let´s go home - I ______ tired.
Подпись отсутствует
am getting
get
have
am having
"That´s my jacket," said Keith. "Which one is ______ ?"
of you
yours
your
to you
The camera ______ my friend.
Подпись отсутствует
belongs
is of
is to
belongs to
The whole house is ______ concrete and glass.
made
made out
made out of
made into
______ me to help ?
Would you like
You like
Are you liking
Want to
There´s ______ food in the house.
none
not
nothing
no
Why ______ take the train tomorrow ?
Подпись отсутствует
do you
don't you
are you
aren't you
I hope ______ him.
to meeting
meet
to meet
meeting
______ sad.
Don't be
Don't
Are not to be
Not to be
They ______ tomorrow. Do you want to join them ?
Подпись отсутствует
eating out
will eat out
are eating out
do eat out
Where ______ to school ?
did you go
did you
are you
were you
This story ______ before.
has been told
is told
has told
told
She ______ travel before Thursday because she´s got an examination.
can't
don't
isn't
hasn't
______ turn this ?
Подпись отсутствует
What way do I to
Which way do I
How do I to
How is the way to
Did they ______ to Brighton ?
gone
went
go
been
He wanted to hit the ball but hit me ______.
in an accident
on purpose
by mistake
really

3 года назад

Предмет: Математика, автор: vladasviridova

Упростите выражение: √343*3*√168

9 лет назад

Предмет: Математика, автор: Аня20051111111

Решить задачу В кинотеатре 2 зала. В большом зале 26 рядов по 23 места, а в малом зале 19 рядов по 22 места. Сколько всего мест в кинотеатре?

9 лет назад