Jen L.
asked • 04/05/16Word problem
The denominator of a fraction is four more than twice the numerator. If both numerator and denominator are decreased by eight, the simplified result is 2/7. Find the original fraction. (Do not simplify)
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1 Expert Answer
Patrick B. answered • 03/28/20
Tutor
4.7
(31)
Math and computer tutor/teacher
x
-----
2x+4
x-8 2
----- = ----
2x-4 7
7(x-8) = 2(2x-4)
7x - 56 = 4x - 8
3x - 56 = -8
3x = 48
x=16
16/36 becomes 8/28 = 2/7
the original fraction is 16/36
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Mark M.
04/05/16