document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=857753>Question 857753</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you help me to solve this equation by using substitution method.\r<BR>\n" );
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document.write( "6x + 3y = 0<BR>\n" );
document.write( "-3x + 3y = 9 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #516812 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=516812\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  solve this equation by using substitution method. <BR>\n" );
document.write( "6x + 3y = 0<BR>\n" );
document.write( "-3x + 3y = 9<BR>\n" );
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document.write( "3y = 3x+9<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Substitute for \"3y\" and solve for \"x\":<BR>\n" );
document.write( "6x + 3x+9 = 0<BR>\n" );
document.write( "9x = -9<BR>\n" );
document.write( "x = -1<BR>\n" );
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document.write( "Solve for \"y\":<BR>\n" );
document.write( "y = x + 3<BR>\n" );
document.write( "y = -1=3<BR>\n" );
document.write( "y = 2<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=========================<BR>\n" );
document.write( " </SPAN>\n" );
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