2 years ago

What is ,- 7 ≤ 2a + 7 ≤ 23

2 answers:

amm18122 years ago

8 0

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]

Nezavi [6.7K]2 years ago

7 0

Answer:

−7≤a≤8

Step-by-step explanation:

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

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