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Question
Solve and graph the solution set on a number line: 7 > 3x – 8 ; x ∈ W
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Solution
7 ≥ 3x – 8
⇒ 7 + 8 ≥ 3x - 8 8 (Adding 8 to both sides)
⇒ 15 ≥ 3x
⇒ `15/3` ≥ `"3x"/3` (Dividing both sides by 3)
⇒ 5 ≥ x
∴ The required graph is:
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