Respuesta :

Answer:

-5 < x < -2.

Step-by-step explanation:

3|2x + 7|- 9 <0

3|2x + 7| < 9     Divide through by 3:

|2x + 7| < 3

2x + 7 < 3

2x < -4

x < -2.

Also 2x + 7 > -3

2x > -10

x > -5.