document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=696423>Question 696423</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3x+4y=5,<BR>\n" );
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document.write( "          Y – 2x = 1<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #429164 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley79><B>checkley79(3341)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley79><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=429164\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x+4y=5                                                                          y–2x=1 <BR>\n" );
document.write( "y=2x+1<BR>\n" );
document.write( "replace y in the first equation with(2x+1) & solve for x.<BR>\n" );
document.write( "3x+4(2x+1)=5<BR>\n" );
document.write( "3x+8x+4=5<BR>\n" );
document.write( "11x=5-4<BR>\n" );
document.write( "11x=1<BR>\n" );
document.write( "x=1/11 ans.<BR>\n" );
document.write( "y=2*1/11+1<BR>\n" );
document.write( "y=2/11+11/11<BR>\n" );
document.write( "y=13/11 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "3(1/11)+4(13/11)=5<BR>\n" );
document.write( "3/11+52/11=5<BR>\n" );
document.write( "55/11=5<BR>\n" );
document.write( "5=5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );