найдите длину отрезка, служащего решением двойного неравенства 2<= 4x-7/5 <=4

Помогите пожалуйста, напишите уравнение прямой АВ если А(0;–3);В(–1;0)

ЗАДАНИЕ:Can you say it differently? ОБРАЗЕЦ:Glasgow is not as big as London.(big/small). Glasgow is smaller than London.London is bigger than Glasgow. 1)The dinner table is not as low as the coffe table.(high/low). 2)A collie dog is not as weak as poodle.(strong/weak). 3)Autumn is not as dry as summer.(dry/rainy). 4)A park is not as big as a forest.(big/small). 5)My sister is not as old as my brother.(old/young). 6)The cinema is not as old as the theatre.(old/new) 7)The coffe is not as hot as the tea.(hot/cold).

закончить фразы: 1)Человек за весь период существования, в отличии от животных... 2)Со временем духовное и материальное развитие людей... 3)Технические изобретения человека помогали..