Question

the numerator of a fraction is less than its denominator by 4.if the numerator increased by 11 and the denominator is decreased by 1,the fraction become 7/3 . find the fraction.

Answer 1

let numerator be x-4
denominator=x
x-4+11/x-1=7/3
x+7/x-1=7/3
7(x-1)=3(x+7)
7x-7=3x+21
7x-3x=21+7
4x=28
x=7
fraction=3/7
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