document.write( "Question 802549: The sum of the numerator and denominator of a fraction is 12. If the denominator is increased by 3, the fraction Becomes ½. Find the fraction \n" ); document.write( "
Algebra.Com's Answer #483923 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let numerator be x \n" ); document.write( "denominator be y\r \n" ); document.write( "\n" ); document.write( "x+y=12..................(1)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x+3)/y = 1/2\r \n" ); document.write( "\n" ); document.write( "2(x+3)=y\r \n" ); document.write( "\n" ); document.write( "2x+6 =y\r \n" ); document.write( "\n" ); document.write( "substitute y in (1)\r \n" ); document.write( "\n" ); document.write( "x+2x+6=12\r \n" ); document.write( "\n" ); document.write( "3x+6=12 \n" ); document.write( "3x=12-6 \n" ); document.write( "3x=6 \n" ); document.write( "/3 \n" ); document.write( "x=2 \n" ); document.write( "y=10\r \n" ); document.write( "\n" ); document.write( "The fraction is 2/10 \n" ); document.write( " |