Question

Solve this inequality D/-3 < (underlined) -6

Answer 1

$\frac{d}{-3} \leq -6 \\ \\ - \frac{d}{3} \leq -6 \\ \\ -d \leq -6 \times 3 \\ \\ -d \leq -18 \\ \\ d \geq 18$

The final result is: d ≥ 18.