The sum of the numerator and the denominator of the given fraction is 12. If 3 is added to it's denominator, the fraction becomes 1/2. find the given fraction
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Step-by-step explanation:
Let the numerator is x
denominator is y
x+y is 12. .......(i)
x/y+3 = 1/2
2x = y+3. .........(ii)
from i and ii
x+y=12
2x-y=3
x =5 and y =7
fraction is 5/7
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