Question

11 Rezolvati in Z inecuațiile:
a.2(x-1)<-6;
b.3(x+1)<-18
c.4(x+2)≥-8
d.2(x+8)≤-10
e.5(x-1)<0
f.2(x+5)+3<-9
g.3+2(x+2)<5
h.1+4(x-1)<-7
i.5(2+3x)<-5​

Answer 1

Răspuns:

a. x-1<-8 ×<-7

b. x+1-<6 x<-7

c. x+2>= -2 x>=-4

d. x+8<= -5 x<=-13

e. x-1<0 x<1

f. 2(x+5)<-12 x+5<-6 x<-1

g. 2(x+2)<2 x+2<1 x<-1

h. x-1 <(-7-1)÷2 x<-3

I. 2+3x<-1 3x<-3 x<-1