Răspuns :
Răspuns:
4(x-2)<12
4x-6<12
4x<12+6
4x<18
x<18:4
x<4,5
x<5
S={-infinit;5}
b)
7(x+5)>14
7x+35>14
7x>14-35
7x>-21
x>-21:7
x>-3
S={-3;infinit}
c)
8(x-3)<24
8x-24<24
8x<24+24
8x<48
x<48:8
x<6
S={-infinit;6}
d)
3(6-x)>18
18-3x>18
-3x>18-18
-3x>0
x>0
S=[0;infinit}
e)
5(2-x)<-10
10-5x<-10
-5x<-10-10
-5x<-20
x<-20:-5
x<4
S={-infinit;4]
f)
6(5-x)>30
30-6x>30
-6x>30-30
-6x>0
x>0
S=[0;infinit}
ai incredere finca am esit cu 10 la inecuatii
SPER CA TE-AM AJUTAT!!!