Выразите из уравнения 3x-5y+15=0 переменную y через x. Запишите 3 каких-нибудь решения этого уравнения. Help

Составить 2 задачи на закон Авокадро и решить плиз срочно надо

напишите уравнение поликонденсации H2N-(CH2)5-COOH

Нужно перевести в косвенную речь)
 1)The mother says to her son,"Yow did you sleep?"
2)Richard said,"I shall pay the faze"
3)The shop-assistant said,"It costs 7 dollars"
4)Jack said,"I was in Londontwo years ago"
5)The man said,"I will rain soon"
6)Mary said,"I live in this house"
7)They said,"We have decied to stay a month in this hotel"
8)The railway man said,"The train had arrived in Sophie by 11 o'clock"
9)The boy said to his friend,"Shall we go to swim in the lake?"
10)One sports fan said to another,"Who haswon the game?"

КАКОЕ ЗНАЧЕНИЕ ИМЕЛО ВОССТАНИЕ НА СЕНАТСКОЙ ПЛОЩАДИ ? КАКОВЫ ЕГО ПОСЛЕДСТВИЯ