Question

Rezolvati ecuatiile in z.
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=
va roooog dau coroanaaaa!​

Answer 1

Răspuns:

2x-2<-6

2x<-6-2

2x<-8

x<-8:2

x<-4