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What is the inequality for x and why ?
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What is the inequality for x and why ?

What is the inequality for x and why ?-example-1
User Tkunk
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-3x - 42 > 3 |+42

-3x > 45 |change the signs

3x < -45 |:3

x < -15 → x ∈ (-∞, -15)

User Peracek
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