SOLUTION: a fraction has a denominator that is 2 more than its numerator.
if the numerator is doubled and 5 is added to the denominator, the result would be1.
what is the original fraction
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Question 499561: a fraction has a denominator that is 2 more than its numerator.
if the numerator is doubled and 5 is added to the denominator, the result would be1.
what is the original fraction?
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
x = numerator
x+2 = denominator
.
2x is the doubled numerator
x+2+5 is five added to the denominator
cross multiply (the 1 can be viewed as 1/1)
subtract x from both sides
.
substitute to find the original denominator
.
Original fraction was 7/9.
.
Done.
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