document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=194669>Question 194669</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the linear system in the next question using the Substitution Method.  Describe the steps.\r<BR>\n" );
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document.write( "2x + 3y = -4<BR>\n" );
document.write( "x – 2y = 5 <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #146068 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=146068\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x + 3y = -4<BR>\n" );
document.write( "x – 2y = 5 or x=2y+5<BR>\n" );
document.write( "now substitute (2y+5) for x in the first equation & solve for y.<BR>\n" );
document.write( "2(2y+5)+3y=-4<BR>\n" );
document.write( "4y+10+3y=-4<BR>\n" );
document.write( "7y=-4-10<BR>\n" );
document.write( "7y=-14<BR>\n" );
document.write( "y=-14/7<BR>\n" );
document.write( "y=-2 ans.<BR>\n" );
document.write( "Now replace y by -2 in the second equation & solve for x.<BR>\n" );
document.write( "x-2(-2)=5<BR>\n" );
document.write( "x+4=5<BR>\n" );
document.write( "x=5-4<BR>\n" );
document.write( "x=1 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "2*1+3*-2=-4<BR>\n" );
document.write( "2-6=-4<BR>\n" );
document.write( "-4=-4<BR>\n" );
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