Respuesta :

362006

Answer:

−7≤a≤8

Step-by-step explanation:

Here's a quick step by step hope this helps!

Ver imagen 362006
To solve a compound inequality, separate it into two inequalities-
2a + 7>-7
2a +7<23

Solve the inequality-
a>-7
a<8

Find the intersection-
a ∈[-7,8]