document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=414456>Question 414456</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve using the multiplication principle first, then the elimination method:\r<BR>\n" );
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document.write( "7p+5q=2, 8p-9q=17 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #290688 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=290688\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve using the multiplication principle first, then the elimination method: <BR>\n" );
document.write( "7p+5q=2<BR>\n" );
document.write( "8p-9q=17<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Multiply thru 1st by 9.<BR>\n" );
document.write( "Multiply thru 2nd by 5.<BR>\n" );
document.write( "----<BR>\n" );
document.write( "63p + 45q = 18<BR>\n" );
document.write( "40p - 45q = 85<BR>\n" );
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document.write( "Add to get:<BR>\n" );
document.write( "103p = 103<BR>\n" );
document.write( "p = 1<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Solve for \"q\":<BR>\n" );
document.write( "7p + 5q = 2<BR>\n" );
document.write( "7 + 5q = 2<BR>\n" );
document.write( "5q = -5<BR>\n" );
document.write( "q = -1<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "========================<BR>\n" );
document.write( " </SPAN>\n" );
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