Respuesta :

8)  g/-5 < -18
Multiply both sides by 5, 
-g < -18 * 5
-g < -90
Multiply by -1, and change the sign, 
g > -90

In short, Your Answer would be Option B 

9) Let, the number = n
It would be: n - 6 ≥ 2
n ≥ 8  [ By adding 6 to both sides ]

In short, Your Answer would be Option B

Hope this helps!