SOLUTION: The numerator equals the sum of the two digits in the denominator. The value of the fraction is 1/4. When both numerator and demonimator are increased by 3, the resulting fractio

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: The numerator equals the sum of the two digits in the denominator. The value of the fraction is 1/4. When both numerator and demonimator are increased by 3, the resulting fractio      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 172633This question is from textbook Algebra Structure and Method Book 1
: The numerator equals the sum of the two digits in the denominator. The value of the fraction is 1/4. When both numerator and demonimator are increased by 3, the resulting fraction as the value 1/3. Find the original fraction. This question is from textbook Algebra Structure and Method Book 1

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
lets call the numerator a and the denominator b
:
a/b=1/4--->4a=b....eq 1
:
(a+3)/(b+3)=1/3--->3a+9=b+3--->3a=b-6...eq 2
:
take b's value from eq 1 and plug it into eq 2
:
3a=4a-6
:
highlight%28a=6%29
highlight%28b=4%286%29=24%29
6/24=1/4
(6+3)/(24+3)=9/27=1/3