avtr0824
avtr0824 avtr0824
  • 23-01-2021
  • Mathematics
contestada

what is ,- 7 ≤ 2a + 7 ≤ 23

Respuesta :

362006
362006 362006
  • 23-01-2021

Answer:

−7≤a≤8

Step-by-step explanation:

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

Ver imagen 362006
Answer Link
keyaira797 keyaira797
  • 23-01-2021
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]
Answer Link

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