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16 September, 23:41

What is |2d-5|=13? For algebra 2

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Answers (2)
  1. 16 September, 23:44
    0
    [2d-5]=13

    We have two equations:

    (1)

    2x-5=13

    2x=13+5

    2x=18

    x=18/2

    x=9

    (2)

    2x-5=-13

    2x=-13+5

    2x=-8

    x=-8/2

    x=-4

    answer: We have two solutions for d; d=-4 and d=9
  2. 16 September, 23:52
    0
    D would equal to either 9 or -9
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