SOLUTION: If numerator is increased by 3 the fraction becomes 3/4. If the denominator is decreased by 7, the fraction becomes 1. What is the numerator of the fraction? Thank you

Algebra ->  Finance -> SOLUTION: If numerator is increased by 3 the fraction becomes 3/4. If the denominator is decreased by 7, the fraction becomes 1. What is the numerator of the fraction? Thank you      Log On


   

Question 984494: If numerator is increased by 3 the fraction becomes 3/4. If the denominator is decreased by 7, the fraction becomes 1. What is the numerator of the fraction?
Thank you
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
n, numerator
d, denominator

The description is ambiguous but here is an interpretation:
system%28%28n%2B3%29%2Fd=3%2F4%2Cn%2F%28d-7%29=1%29


Some simplification to this:
system%284%28n%2B3%29=3d%2Cn=d-7%29

Go from there.