Question

СРОЧНО КР ПРОШУ ДАЮ 50 БАЛЛОВ

Answer 1

заранее извини там без рисунков но воть))

№1

1) 0,5y > -4

y>8

2) -4x >= -1

x>= 1/4

3) 64-6y >= 1-y

5y <= 63

y <= 63/5

4) 0,2x-2 < 7-0,8x

x < 9

№2

1) $left { {{3x-10<0} atop {2x>0}} right.\\left { {{x< 10/3} atop {x>0left$

2)$left { {{0,4x-1leq 0 } atop {2,3geq 4,6}} right. \\left { {{xleq 2,5} atop {1geq 2}} right. ?????$

3)$left { {{102-73x > 2x+2} atop {81+11xgeq 1+x}} right. \\left { {{-75x > - 100 } atop {10xgeq -80\}} right. \\left { {{x< 100/75} atop {xgeq -8}} right.$

№3

$left { {{7x+3geq 5(x-4)+1} atop { 4x+1leq 43-3(7+x)}} right. \\left { {{7x+3geq 5x -19} atop {4x+1leq 22 - 3x }} right. \\left { {{2xgeq -22} atop {7xleq 21}} right. \\left { {{xgeq -11} atop {xleq 3}} right.$