document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=624405>Question 624405</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this.<BR>\n" );
document.write( "-x-3y=.20<BR>\n" );
document.write( "5x+3y=40<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 #392724 by </B><A HREF=/tutors/aboutme.mpl?userid=lawdej><B>lawdej(58)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lawdej><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=lawdej><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=392724\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> here is the way<BR>\n" );
document.write( "-x-3y=.20<BR>\n" );
document.write( "5x+3y=40<BR>\n" );
document.write( "take one of the equations as you like<BR>\n" );
document.write( "-x-3y=.20 <BR>\n" );
document.write( "x=-3y-.20 substitute this into 5x+3y=40<BR>\n" );
document.write( "5(-3y-.20)+3y=40<BR>\n" );
document.write( "-15y-1+3y=40<BR>\n" );
document.write( "-12y=41<BR>\n" );
document.write( "y=-41/12<BR>\n" );
document.write( "to find value of x substitute y=-41/12 in either equations as you like<BR>\n" );
document.write( "x=-3y-.20=-3(-41/12)-.20<BR>\n" );
document.write( "x=(123-2.4)/14=120.6/12<BR>\n" );
document.write( "x=120.6/14 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );