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11 February, 05:10

What is the solution set for the given inequality if the replacement set for r is {5, 6, 7, 8, 9, 10}? 2r ≤ 3r - 8 A. {8, 9, 10} B. {9, 10} C. {5, 6} D. {5, 6, 7}

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  1. 11 February, 08:14
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    Well if r=8

    2 (8) ≤ 3 (8) - 8

    16≤ 16

    if r=9

    2 (9) ≤3 (9) - 8

    18≤ 19

    if r=10

    2 (10) ≤ 3 (10) - 8

    20≤ 22
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