Respuesta :

Bottom Left is the answer.
t - 4 ≥ 11 or t + 9 < 9

t - 4 ≥ 11
Add 4 to both sides.
t ≥ 15

t + 9 < 9
Subtract 9 from both sides.
t < 0

The two answers are: t ≥ 15 or t < 0.