Question

2×+9supra2mai mic ca 3supra4​

Answer 1

$\frac{2x + 9}{2} < \frac{3}{4} = > 2x + 9 < \frac{3}{2} = > 2x < \frac{3}{2} - 9 = > 2x < - \frac{15}{2} = > x < - \frac{15}{2}$