SOLUTION: The denominator of a certain fraction is three times the numerator. If 2 is added to the numerator and subtracted from the denominator, the result equals 3/5. Find the original fra
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Question 675336: The denominator of a certain fraction is three times the numerator. If 2 is added to the numerator and subtracted from the denominator, the result equals 3/5. Find the original fraction
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
The denominator of a certain fraction is three times the numerator. If 2 is added to the numerator and subtracted from the denominator, the result equals 3/5.
let be denominator
given:
the denominator of a certain fraction is three times the numerator:
the denominator is
so, fraction is:
If is added to the numerator and subtracted from the denominator, the result equals .
so, we have:
....solve for
....cross multiply
the original fraction is:
.........plug in
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