document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=66042>Question 66042</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/093979862x/algebrahomeworkh>an incremental development</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> use substitution to solve\r<BR>\n" );
document.write( "\n" );
document.write( "2x + 3y = 9<BR>\n" );
document.write( "5x - 2y = -25 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #46753 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=46753\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2X+3Y=9 NOW MULTIPLY THIS EQUATION BY 2 &<BR>\n" );
document.write( "5X-2Y=-25 NOW MULTIPLY THIS EQUATION BY 3 WE CAN NOW ADD THESE 2 EQUATIONS THUS<BR>\n" );
document.write( "4X+6Y=18<BR>\n" );
document.write( "15X-6Y=-75 NOW ADD<BR>\n" );
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document.write( "19X=-57<BR>\n" );
document.write( "X=-57/19<BR>\n" );
document.write( "X=-3 SOLUTION.<BR>\n" );
document.write( "NOW REPLACE X BY -3 AND SOLVE FOR Y THUS<BR>\n" );
document.write( "2*-3+3Y=9<BR>\n" );
document.write( "-6+3Y=9<BR>\n" );
document.write( "3Y=9+6<BR>\n" );
document.write( "3Y=15<BR>\n" );
document.write( "Y=15/3<BR>\n" );
document.write( "Y=5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );