document.write( "Question 972605: The ratio of the numerator to the denominator of a certain fraction is three to five. If two is added to the numerator and five is subtracted from the denominator, the new fraction reduces to four-fifths. Find the original fraction. \n" ); document.write( "
Algebra.Com's Answer #594897 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! The ratio of the numerator to the denominator of a certain fraction is three to five. If two is added to the numerator and five is subtracted from the denominator, the new fraction reduces to four-fifths. Find the original fraction. \n" ); document.write( "---------------- \n" ); document.write( "Original is 3x/5x \n" ); document.write( "--- \n" ); document.write( "(3x+2)/(5x-5) = 4/5 \n" ); document.write( "5(3x+2) = 4(5x-5) \n" ); document.write( "15x+10 = 20x-20 \n" ); document.write( "30 = 5x \n" ); document.write( "x = 6 \n" ); document.write( "--> 18/30 \n" ); document.write( " \n" ); document.write( " |