Школьная библиотека получила 290 новых учебников по русскому языку было 10 пачек,столько же пачек учебников по чтению и 9 пачек учебников по математике обьясни что показывает выражение 
290:(10+10+9).           290:(10+10+9)*9 
Прошу вас решите нуж сдавать через 10 минут прошу

Помогите вставить слова в текст: a distance,to be around, to many, to represent, to vote, to recognize, a railway,a system,an underground.

I think we can ... for the Moscow Underground. The Moscow Metro ... as the most beautiful underground ... system in the world. The Metro opened in 1935 and now it is the second largest underground railway ... in the world. The Moscow ... has 177 stations and 7 million people travel on the Metro every day. The Moscow Metro map is like the London Tube map: it does not show true ..., it only shows how to get from one place to another. The Moscow Metro ... for more than 70 years and has become part of our culture and history. ..., the Moscow Metro ... all that if great and beautiful in Russia.