Rezolvati in R ecuatiile, va roooog ajutor
2(1-x)≥4(3x+2)
2-3(x+2)≤5-2x
moldcell20
2(1-x)>=4(3x+2) 2-2x>=12x+8 7x+3<=0 x<=-3/7 (- infinit; -3/7]................................ 2-3(x+2)<=5-2x -3x-4<=5-2x x+9>=0 x>=-9 [-9; + infinit )
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