Ajutor va roggg (imi trebuie doar a, b, c si d) am nevoie rapiddd!!!!

a)|x|=7
x=7
x=-7
x1=-7,x2=7
b)|-x|=|-5|
|x|=5
x=5
x=-5
x1=-5,x2=5
c)|x+1|=3
x+1=3
x+1=-3
x=2
x=-4
x1=-4,x2=2
d)|x-2|=3
x-2=3
x-2=-3
x=5
x=-1
x1=-1,x2=5
Spor la lucru
inima