Discussion

Explanation:

If |ax + b| ≥ c, then
- c ≥ ax + b ≥ c

⇒ -3 ≥ 3x - 5 ≥ 3

⇒ 2 ≥ 3x ≥ 8

⇒ 2/3 ≥ x ≥ 8/3

Hence, option (b).

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