Respuesta :

Answer:

-7 ≤ c ≤ -4

Step-by-step explanation:

-1 ≤ [tex]\frac{2c + 11}{3}[/tex] ≤ 1

-3 ≤ 2c + 11 ≤ 3

-14 ≤ 2c ≤ -8

-7 ≤ c ≤ -4