Question
The denominator of a fraction is four more than twice the numerator. If both numerator and denominator are decreased by nine, the simplified result is 13. Find the original fraction. (Do NOT simplify.)
Answers
Anonymous
x / (2 x+4)
(x-9) / (2x-5) = 13
x-9 = 26 x - 65
25 x = 56
x = 56/25
x / (2 x+4) = (56/25 / [ (112/25) + (100 /25) ]
= 56 / 212
(x-9) / (2x-5) = 13
x-9 = 26 x - 65
25 x = 56
x = 56/25
x / (2 x+4) = (56/25 / [ (112/25) + (100 /25) ]
= 56 / 212