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? asked in Education & ReferenceHomework Help · 7 years ago

How do I solve this problem? 4/3n(that's 4 OVER 3n, not four-thirds n.)=1/3 - 1/n?

2 Answers

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  • Battleaxe
    Lv 7
    7 years ago

    4/3n = 1/3 - 1/n

    common denominators:

    4/3n = n/3n - 3/3n

    multiply through by 3n:

    4 = n - 3

    add 3 to both sides:

    n = 7

  • Jan
    Lv 7
    7 years ago

    3nC4 = 3C1 - nC1

    I not want to help u, because u never gives best answer/thumb up.

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