document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=599437>Question 599437</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello :) Can you solve these three equations for me? They're for bonus/extra credits. I can't seem to figure them out :/\r<BR>\n" );
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document.write( "This is Solving substitution by elimination. <BR>\n" );
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document.write( "12)<BR>\n" );
document.write( "y=-4x-10<BR>\n" );
document.write( "y=-7x+12 <BR>\n" );
document.write( "13)<BR>\n" );
document.write( "y=3x+14<BR>\n" );
document.write( "y=-2x+4 <BR>\n" );
document.write( "14)<BR>\n" );
document.write( "y=2x-1<BR>\n" );
document.write( "2x-7y=-17  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #378946 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=378946\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 12)<BR>\n" );
document.write( "y=-4x-10<BR>\n" );
document.write( "y=-7x+12 <BR>\n" );
document.write( ".<BR>\n" );
document.write( "-7x+12=-4x-10<BR>\n" );
document.write( "-3x=-22<BR>\n" );
document.write( "x=22/3<BR>\n" );
document.write( "y=-118/3<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );