Помогите решить примеры:

1) 13 минус 3,умножить на (4 умножить на х минус четыре цэлых семь двенадцатых)=пять шестых умножить на (4минус 11умножить на х)

2)8 одинадцатых  поделить на ноль целых семь десятых=х:(-21 сороковфых)

3) 5 целых 3 восьмых помножить на (-2 целых 2 двесте пятнадцатых плюс(-4 целых 4 пятых минус 10 целых 2 седьмых):2 целых 34 триста седьмьдесят пять.

помогитееееееееееееееееееееееееее

упростите выражение   

4*(5+2х)-3*(14-9х)

помогите пожалуйста с английским очень надо((((( заполните пропуски, задание,нужно в текст правильно вставить отрывки предложений, и какая из частей 1-7 в списке
лишняя.
Fleet Street
Fleet Street runs east from the Royal Courts of Justice as far as Ludgate Circus. It
takes its name from the Fleet River, A ____________ where Farrington Road now
stands. At that time traffic had to cross over the Fleet Bridge in order to reach the
cathedral.
Fleet Street’s associations with printing go back to the end of the 15th century,
when the pioneer publisher Wynkyn de Worde moved here from Westminster. Between
1500 and his death in 1535, from his premises he printed and published hundreds of
books, B ___________ (the Inns of Court and Blackfriars Monastery were both nearby).
Other printers also working in the area included Richard Pynson, printer to the
king after 1508, C ____________ of Fleet Street and Chancery Lane. In 1530 Sir
Thomas More’s nephew William Rastell began printing and selling books from
premises in St Bride’s churchyard, D ____________ in 1557. It was clear that the publishing industry was here to stay. A key date in the history
of Fleet Street was the year 1702 E ____________. Since then the street became home
to hundreds of newspapers, and its name is still synonymous with British national
journalism.
This state of affairs only came to an end in 1980’s, F ____________ caused by the
changeover to the new technology, which necessitated relocating to gain more space.
The Times led the way, to Docklands, and within a few years Fleet Street was stripped
of its soul.
1. whose office was at the corner
2. which years ago followed the route
3. when the British press was going through a period of deep crisis
4. bringing out an edition of his uncle’s works
5. many on legal and religious subjects
6. including the publishers of Thackeray and the Brontл sisters
7. when the first newspaper, the Daily Courant, appeared

Решите уравнение: а) (6х-9)(4х+0,4)=0

                                     б) 8-1,5*(3х+2)=2/3*(4-6х)

РЕШИТЕ ПОЖАЛУЙСТА ПО ДЕЙСТВИЯМ

Помогите ответить полно на вопросы:

1)Как реагируют растения и животные на смену дня и ночи,времен года?

2)Что такое фотопериодизм и какова его роль в жизнидеятельности растений и животных?

3)Какова роль гормонов в жизнидеятельности организмов?

4)Почему организмы высокоорганизованных животных(зверей и птиц) функционируют как единое целое?

5)Что такое гуморальная регуляция?