Răspunsuri

2014-06-05T19:45:17+03:00
1,5x+3<7,5
1,5x<7,5-3
1,5x<4,5
x<4,5supra 1,5
x<3
S={2,1}

2014-06-05T19:46:17+03:00
1.5x+ 3< 7.5
1.5x<7.5-3
x< 4.5-1.5
x<3 
x∈{ 0, 1, 2 }