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a fost răspuns

Rezolvati in N :
5x+2(x+2)+3=3x+11

Răspuns :

5x +2(x+2)+3=3x+11/-3
5x+2(x+2)=3x+8/-3x
2x+2(x+2)=8
2x+2x+4=8/-4
4x=4/:4
x=1