document.write( "Question 1180097: The numerator of the fraction is 4 less than its denominator. If the numerator and the denominator are decreased by 3, the resulting fraction is 5/6. What is the original fraction?\r
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Algebra.Com's Answer #809666 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "let the original fraction be \"a%2Fb\"\r
\n" ); document.write( "\n" ); document.write( "if the numerator of the fraction is \"4\" less than its denominator, we have
\n" ); document.write( " \"a=b-4\"\r
\n" ); document.write( "\n" ); document.write( " =>the original fraction be \"%28b-4%29%2Fb\"\r
\n" ); document.write( "\n" ); document.write( "if the numerator and the denominator are decreased by \"3\", the resulting fraction is \"5%2F6\",\r
\n" ); document.write( "\n" ); document.write( "\"%28b-4-3%29%2F%28b-3%29=5%2F6\"\r
\n" ); document.write( "\n" ); document.write( "\"%28b-7%29%2F%28b-3%29=5%2F6\"...cross multiply\r
\n" ); document.write( "\n" ); document.write( "\"6%28b-7%29=5%28b-3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"6b-42=5b-15\"
\n" ); document.write( "\"6b-5b=42-15\"
\n" ); document.write( "\"b=27\"\r
\n" ); document.write( "\n" ); document.write( "go to
\n" ); document.write( "\"a=b-4\" substitute \"b\"
\n" ); document.write( "\"a=27-4\"\r
\n" ); document.write( "\n" ); document.write( "\"a=23\"\r
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\n" ); document.write( "\n" ); document.write( " the original fraction is \"23%2F27\"\r
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