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DAU COROANĂ!

|2+|x+1|| = 4 ( modul)
[2x-7]=3 (parte intreaga)


Răspuns :

2+(x+1)=4
x+1=4-2
x+1=2
x=2-1
x=1

2x=3+7
2x=10
x=10:2
x=5