Respuesta :

Nutellacat

Answer:(−∞,-13)

Step-by-step explanation:

solve for x the convert to interval notation

x<-13  → (−∞,-13)

Since it's a < and not a ≤ you use a parentheses instead of a bracket

gmany

Answer:

[tex]\large\boxed{x<-13\to x\in(-\infty,\ -13)}[/tex]

Step-by-step explanation:

[tex]x+13<0\qquad\text{substract 13 from both sides}\\\\x+13-13<0-13\\\\x<-13[/tex]