document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=24727>Question 24727</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Does y=4x  x+y=5 have no solution or many solutions and how do I get the answer? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #13175 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=13175\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use substitution.<BR>\n" );
document.write( "Since y=4x, substitute that fact into the <BR>\n" );
document.write( "2nd equation to get the following:<BR>\n" );
document.write( "  x+ (4x) = 5 <BR>\n" );
document.write( "   5x = 5<BR>\n" );
document.write( "    x = 1<BR>\n" );
document.write( "Then, since y=4x you get y=4(1)= 4<BR>\n" );
document.write( "So, there is one solution: x=1, y=4\r<BR>\n" );
document.write( "\n" );
document.write( "Cheers,<BR>\n" );
document.write( "stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );