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    mathsuck09's Avatar
    mathsuck09 Posts: 1, Reputation: 1
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    #1

    Nov 29, 2010, 01:58 PM
    find x in basic fractions?
    7/x = 18/21 what's x?
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Nov 29, 2010, 10:56 PM

    1. Multiply throughout by x.
    2. Divide throughout by 18/21.
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