• |3x + 2| ≤ 5

    -5 ≤ 3x + 2 ≤ 5
    -5 - 2 ≤ 3x ≤ 5 - 2
    -7 ≤ 3x ≤ 3
    -7/3 ≤ x ≤ 1

    HP = {x| -7/3 ≤ x ≤ 1 , x e R}

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