Question

Determina valorile nr ,,x'' care verifica inegalitatile: a) 3*×>21 b)x:4>7. Va rog dau coroana imi trebuie chiar acm! Plsssss

Answer 1

3x > 21 => x > 7 => x = {8, 9, 10...}
x:4 > 7 => x > 28 => x={29, 30, 31...}