какое  число надо подставить вместо а, чтобы корнем уравнения 52-(а-х)=24 былочисло 40?

 

6 sin²x - 3 sin x*cos x - 5 cos²=2

За 5 ч 30 минут велипедист проделал пусть 99 км.С с какой средней скоростью двигался велосипедист?

помогите вставить вместо пробелов артикли : A;THE;---

 He slipped and ... wine spilled all over ... carpet.

 Brian seems ... ideal person for ... job.

 After studying ... languages at ... university Steven became ... interpreter at... United Nations.

It's very important for ... parents to encourage ... in­dependence in their children.

  I saw ... woman coming up ... path to .. house. It was ... woman I had seen at... station ... day before.

  My mother loves ... Italian operas even though she can't understand ... words.

  ... Neil Armstrong, ... first man on ... moon, used to work for NASA.

  ... police were called in to deal with ... situation.

  ... people think ... climate in ...Mediterraneanis ... best in ... world.

I finally found ...book under....pile of...old newspapers and....magazines.
....council has passed ...new law about riding ...bikes on ...sidewalks.
In ....late evening , I often see ...rabbits at...edge of...yard.
....art of writing began in ....Mesopotamia, ....modern country of ....Iraq , millennium and ...half before it appeared in ....China.
Many people are severely allergic to....poisonous plants such as ...ivy, hemlock and ....pokeweed.
To produce their fine silk , ....silkworms feed chiefly on....mulberry leaves .
Do you know ....white-haired man who is feeding ....pigeons?
It was ....lovely house but ....stairs were too steep for..old people.
If you give me...hand with.....dishes , we can go out together .
There has been ...dramatic rise in unemployment in ....past ten years .
Every morning I had to sort out ...mail and distribute .....faxes, before I could have ...cup of coffee .
We spent ....wonderful evening with ...Stones .
...gentle wind was blowing through...trees.
... room was completely empty so some of us sat down on ....floor while....other leaned against ...wall .