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Rezolvati inecuatia:
-3(x+2)mai mic sau egal 1-2(1-x)


Răspuns :

-3x-6<=1-2+2x
-3x-6-1+2-2x<=0
-5x-5<=0
-5x<=5 | :(-5)
x>=-1
x apartine [-1,+infinit)