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5(x+3)+2=3(x+9) rezolvati
ecuatia


Răspuns :

[tex]5*(x+3)+2=3*(x+9) \\ 5x+15+2=3x+27 \\ 5x+17=3x+27 \\ 5x-3x=27-17 \\ 2x=10 \\ x=10:2 \\ x=5.[/tex]
5(x+3)+2=3(x+9)
5*x+5*3=3*x+3*9
5x+15-2=3x+27
x=10/2
x=5

Sper ca te-am ajutat =)