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Math Help - Inequalities

  1. #1
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    Inequalities

    Solve for x:

    Ix-9I+ Ix-5I when Ix-7I < 1 Those I-I s represent abs:

    from the second inequality I got: 6<x<8
    But I donīt get that adding part....
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  2. #2
    MHF Contributor
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    Quote Originally Posted by Henryt999 View Post
    Solve for x:

    Ix-9I+ Ix-5I when Ix-7I < 1 Those I-I s represent abs:

    from the second inequality I got: 6<x<8
    But I donīt get that adding part....
    hi

    solve for x ??

    |x-7|<1 , -1<x-7<1

    therefore , 6<x<8 , x=7 assuming that its an integer .

    |7-9|+|7-5|=4
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