document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=665544>Question 665544</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i need to use the substitution method to solve for this: \r<BR>\n" );
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document.write( "x+4y=19<BR>\n" );
document.write( "-4x+3y=38\r<BR>\n" );
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document.write( "i always mix up the substitution and elimination methods, what i got so far was \r<BR>\n" );
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document.write( "-4(19-4y)+3y=38 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #413907 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=413907\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i need to use the substitution method to solve for this: \r<BR>\n" );
document.write( "\n" );
document.write( "x+4y=19<BR>\n" );
document.write( "-4x+3y=38\r<BR>\n" );
document.write( "\n" );
document.write( "i always mix up the substitution and elimination methods, what i got so far was \r<BR>\n" );
document.write( "\n" );
document.write( "-4(19-4y)+3y=38<BR>\n" );
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document.write( "That's one eqn in y, so it can be solved.<BR>\n" );
document.write( "-4(19-4y)+3y=38<BR>\n" );
document.write( "-76+16y + 3y = 38<BR>\n" );
document.write( "19y = 114<BR>\n" );
document.write( "y = 6<BR>\n" );
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document.write( "x = 19-4y = 19-24<BR>\n" );
document.write( "x = -5<BR>\n" );
document.write( " </SPAN>\n" );
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