Question

the numerator of a fraction is 4 less than the denominator. If 1 is added to both its numerator and denominator, it becomes 1/2. Find the fraction?​

Answer 1

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Answer 2

Answer:

$Let numerator =4-x \\Let denominator=x\\According to the question-\\\frac{x+1}{4-x+1} = \frac{1}{2} \\\frac{x+1}{3-x} =\frac{1}{2} \\2(x+1)=3-x \\2x+2=3-x\\2x+x=3-1\\3x=2\\x=\frac{2}{3} \\ \\Numerator=\\ 2/3 -1 \\Denominator=2/3$

Step-by-step explanation: