Question

afla numarul “x"care verifiga inegalitatile 3+x>7,x+2<6

Answer 1

3 + x > 7 
x > 7 - 3 
x > 4 
x = { 5,6,7,...+inf} 

x + 2 < 6 
x < 6 - 2 
x < 4 
x = { - inf.... + 3}