document.write( "Question 1159720: If the numerator of a fraction is increased by 3, the fraction becomes 3/4. If the denominator is decreased by 7, the fraction becomes 1. \n" ); document.write( "
Algebra.Com's Answer #782768 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
The fraction \"n%2Fd\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28%28n%2B3%29%2Fd=3%2F4%2Cn%2F%28d-7%29=1%29\"
\n" ); document.write( "All needed is solve this system for n and d.\r
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\n" ); document.write( "\n" ); document.write( "\"%28%28d-7%29%2B3%29%2Fd=3%2F4\"
\n" ); document.write( "-
\n" ); document.write( "\"%28d-4%29%2Fd=3%2F4\"
\n" ); document.write( "\"4%28d-4%29=3d\"
\n" ); document.write( "\"4d-16=3d\"
\n" ); document.write( "\"d=16\"
\n" ); document.write( "-
\n" ); document.write( "\"n=16-7\"
\n" ); document.write( "\"n=9\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28n%2Fd=9%2F16%29\"
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