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28 November, 13:48

The numeratorof a fraction is 5 more than its denominator if 3 is added to both the numerator and denominator of the fraction reduces to 4/3 find the original fraction if x is its denominator

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  1. 28 November, 14:11
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    If x is denominator, numerator is x + 5

    If 3 is added to both the numerator and denominator, then

    x + 5+3 / x + 3 = 4/3

    3 (x+8) = 4 (x+3)

    3x + 24 = 4x + 12

    3x-4x = 12-24

    x = 12

    x = 12+5 = 17

    So, (x+5+3) / x+3

    = 20/15 = 4/3
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