document.write( "Question 739813: 7N-9=20\r
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Algebra.Com's Answer #451340 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\"7N-9=20\"\r
\n" ); document.write( "\n" ); document.write( "\"7N-9%2B9=20%2B9\"\r
\n" ); document.write( "\n" ); document.write( "\"7N=29\"\r
\n" ); document.write( "\n" ); document.write( "\"N=29%2F7\"\r
\n" ); document.write( "\n" ); document.write( "\"N=4.143\"
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