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)\"\" \"About 
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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
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