Răspuns :
5(4x-6)<10 -> 20x -30 <10 -> 20x < 10 +30 -> 20x <40 -> x < 40 : 20 -> X < 2 -> X = { 1, 0 ,-1 ,-2 ,-3 ..... }
5(4x-6)<10 -> 20x -30 <10 -> 20x < 10 +30 -> 20x <40 -> x < 40 : 20 -> X < 2 -> X = { 1, 0 ,-1 ,-2 ,-3 ..... }