Question

2(5x-3)≤94
5[2(3x+2)-11]+4≤29

Answer 1

5(6x+4-11)+4<=29
5(6x-7)+4<=29
30x-35+4<=29
30x<=29+31
30x<=60
x<=2
daca cerinta rea din R x={- infinit,........0,1,2}
daca trebuie din N={0,1,2}