Question

x:4+2<5 varog frumos dau 45 de puncte

Answer 1

x : 4+2< 5
x: 4< 5-2
x: 4< 3
x < 12
S= { -∞; 11}

Answer 2

X : 4 +2 < 5
X = { 8 , 4 , 0}