document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=644307>Question 644307</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do you solve 1-5 using the substitution method.<BR>\n" );
document.write( "1. 4x+3y=11<BR>\n" );
document.write( "   x=3y-1\r<BR>\n" );
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document.write( "2. 2x+3y=5<BR>\n" );
document.write( "   x=4-2y\r<BR>\n" );
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document.write( "3. 3x-2y=11<BR>\n" );
document.write( "   y=5-2x\r<BR>\n" );
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document.write( "4. x+y=-5<BR>\n" );
document.write( "   4x-2y=10\r<BR>\n" );
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document.write( "5. y=2x-1<BR>\n" );
document.write( "   y=2-x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #404948 by </B><A HREF=/tutors/aboutme.mpl?userid=unlockmath><B>unlockmath(1688)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=unlockmath><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=unlockmath><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=404948\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hello, <BR>\n" );
document.write( "I'll do  the first one, let's see if you can do the rest of them. <BR>\n" );
document.write( "4x+3y=11<BR>\n" );
document.write( "x=3y-1 <BR>\n" );
document.write( "Substitute the second equation into the first like this:<BR>\n" );
document.write( "4(3y-1)+3y=11<BR>\n" );
document.write( "Expand:<BR>\n" );
document.write( "12y-4+3y=11<BR>\n" );
document.write( "Add 4 and combine:<BR>\n" );
document.write( "15y=15<BR>\n" );
document.write( "Divide by 15:<BR>\n" );
document.write( "y=1<BR>\n" );
document.write( "Plug this into either equation to find x:<BR>\n" );
document.write( "x=2<BR>\n" );
document.write( "Make sense?<BR>\n" );
document.write( "RJ<BR>\n" );
document.write( "www.math-unlock.com </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );