document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=719830>Question 719830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you help me solve this equation with substitution\r<BR>\n" );
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document.write( "-5x - 7y = -15<BR>\n" );
document.write( "x + 2y = 6 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #441525 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=441525\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> solve this equation with substitution <BR>\n" );
document.write( "-5x - 7y = -15<BR>\n" );
document.write( "x + 2y = 6<BR>\n" );
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document.write( "Modify then substitute:<BR>\n" );
document.write( "x = 6-2y<BR>\n" );
document.write( "----<BR>\n" );
document.write( "-5(6-2y)-7y = -15<BR>\n" );
document.write( "-30 + 10y - 7y = -15<BR>\n" );
document.write( "3y = 15<BR>\n" );
document.write( "y = 5<BR>\n" );
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document.write( "Solve for \"x\":<BR>\n" );
document.write( "x = 6-2y<BR>\n" );
document.write( "x = 6-2*5<BR>\n" );
document.write( "x = -4<BR>\n" );
document.write( "----------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "========================== </SPAN>\n" );
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