what do you do every day?

решить    уравнение :

(2/3x + 1/2x) - x = 7

ПомогитеПОЖАААЛУЙСТА(Определите число молекул кислорода в 1 кубическом м ,если давление равно 77 кПа,а средняя квадратичная скорость его молекул 400 м/с.

Подскажите пожалуйста

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Придумайте алгоритм "Как отличить наречие от глагола"

Буду очень признателен.

Заранее спасибо.

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И не пишите необоснованных ответов 

как правильно нужно читать напишиье по русский пожалуйста английские слова

1 can't be seen in the usual way ?

2 requires special control of the body ?

3 attracted the interest of the media ?

4 was made by a very young artist ?

5 had well-known owners ?

6 was inspired by a childhood experience ?

7 is over 50 years old ?

8 has a lot of opponents ?

9 was done by an artist that was well-known by the public ?

10 is done by an artist who doesn't want people to know his/her identity?

I expect to read about three kinds of art which
are unusual and which differ from the
normally accepted idea of art.