document.write( "Question 463937: Solve. The solution is r=?\r
\n" ); document.write( "\n" ); document.write( "2-r/7-r = 5/r-7\r
\n" ); document.write( "\n" ); document.write( "I think I may be trying to hard on this one.
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Algebra.Com's Answer #317774 by sudhanshu_kmr(1152)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "2-r/7-r = 5/r-7\r
\n" ); document.write( "\n" ); document.write( "=> (2-r)/(7-r) - 5/(r-7) = 0\r
\n" ); document.write( "\n" ); document.write( "=> (2-r)/(7-r) + 5/(7-r) = 0\r
\n" ); document.write( "\n" ); document.write( "=> [2-r +5]/(7-r) = 0\r
\n" ); document.write( "\n" ); document.write( "=> (7-r)/(7-r) = 0 \r
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\n" ); document.write( "\n" ); document.write( "r = 7 \r
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