document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=163923>Question 163923</A>: <I><SPAN STYLE=\"word-break: break-all;\"> could you please help me again to solve this problem, last time i did not express my question properly, could uou please help me?\r<BR>\n" );
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document.write( "the question: 6 over r + 9 over r-7\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #120756 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=120756\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 6 over r + 9 over r-7 <BR>\n" );
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document.write( "(6/r) + (9/(r-7))\r<BR>\n" );
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document.write( "lcd: r(r-7)\r<BR>\n" );
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document.write( "Rewrite each fractionwith the lcd as its denominator:\r<BR>\n" );
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document.write( "(6(r-7))/lcd + (9r)/lcd\r<BR>\n" );
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document.write( "Combine the numerators over the lcd:\r<BR>\n" );
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document.write( "[6r-42+9r]/lcd\r<BR>\n" );
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document.write( "Simplify:\r<BR>\n" );
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document.write( "= (15r - 42)/(r(r-7))\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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