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-2(x+3)-5(2x-1)=12 Rezolvati ecuatia:))

Răspuns :

-2x+(-6)-10x-5=12=>-2x+(-6)-10x=17=>-12x=24=> x=2
-2x-3-10x+1=12
⇒-12x-2=12|·(-1)
⇒12x+2=-12
⇒x=-14÷12
⇒x=-7÷6