document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=468312>Question 468312</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve by the elimination method.<BR>\n" );
document.write( "2r-7s=-23<BR>\n" );
document.write( "7r+2s=52 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #321328 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=321328\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve by the elimination method.<BR>\n" );
document.write( "2r-7s=-23<BR>\n" );
document.write( "7r+2s=52<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "Eliminate s.<BR>\n" );
document.write( "Multiply the 1st eqn by 2 and the 2nd eqn by 7 to make the coefficients 14.<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "4r - 14s = -46<BR>\n" );
document.write( "49r+ 14s = 364<BR>\n" );
document.write( "----------------- add<BR>\n" );
document.write( "53r = 318<BR>\n" );
document.write( "r = 6<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Sub for r in either eqn and find s.<BR>\n" );
document.write( "7r+2s=52<BR>\n" );
document.write( "42 + 2s = 52<BR>\n" );
document.write( "2s = 10<BR>\n" );
document.write( "s = 5<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Nothing to it.  You need to learn how to do this. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );