Ответ:

2.2) -29x+24<82 "=>" -29<58 "=>" x>-2

2.1) 18x^2-(18x^2+3x-10)<=20 "=>" 18x^2-18x^2-3x+10<=20 "=>" -3x+10<=20 "=>" 3x<=10 "=>" x>= -10/3

1.6) 9x^2+6x+1-4x^2-7x+2>5x^2-3x+5 "=>" -x+3>-3x+5 "=>" 2x>2 "=>" x>1

1.5) 2(x+4)-(x+2)<=24 "=>" x+6<=24 "=>" x<=18

1.4) 2,4-0,9y<=8,8-0,8y "=>" -0,1y>=6,4 "=>" y>=-64

1.3) -2,3x-1,2x<=-9,3-4,7 "=>" -3,5x<=-14 "=>" x>=4

1.2) 13x<=26 "=>" x<=2

1.1)  11x/4>=-11/3 "=>" x>=-4/3

дайте лучший ответ пожалуйста