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3(2x+3)-2(3x+2)=-3(x+2)+2


Răspuns :

3(2x+3)-2(3x+2)=-3(x+2)+2
(6x+9)-(6x+4)=-(3x+6)+2
6x+9-6x-4=-3x-6+2
5=-3x-4
9=-3x
x=-3