avtr0824
avtr0824
23-01-2021
Mathematics
contestada
what is ,- 7 ≤ 2a + 7 ≤ 23
Respuesta :
362006
362006
23-01-2021
Answer:
−7≤a≤8
Step-by-step explanation:
Here's a quick step by step hope this helps!
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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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