Răspunsuri

2014-11-12T20:25:09+02:00
3x-6<=3
x-2<=1
x<=3 x={0.1.2.3}
b) 3x-6-45<=15
3x-51<=15
3x<=51+15
3x<=66
x<=22 x={0.1.20..... 22}
c) 18x-14>=6x-10
18x-6x>=14-10
24x>=4
x>=4/24
x>=1/6
x-4>243/9 x-4>27 x>27-4 x>23
x/5>=2
x>=5*2 x>=10
(2 * x+3 * x):5<=8 5x/5<=8 5x<=8*5 5x<=40 x<=40/5 x<=8
[4*(13*x+5*x)]:36<=30 4*18x)/36<-30 72x/36<=30 2x<=30 x<=30/2 x<=15