document.write( "Question 35356: simplify the rational expression\r
\n" ); document.write( "\n" ); document.write( "9x - 21 / 15x - 35
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Algebra.Com's Answer #21459 by Cintchr(481)\"\" \"About 
You can put this solution on YOUR website!
\"+%289x-21%29%2F%2815x-35%29+\"
\n" ); document.write( "Factor both parts
\n" ); document.write( "\"+3%283x-7%29%2F5%283x-7%29+\"
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\n" ); document.write( "\"+3%2F5+\"
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