document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=135612>Question 135612</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need a lot of help with theses problems. Your help will be greatly appreciated, thank you!\r<BR>\n" );
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document.write( "A. 3x - 6y = 12\r<BR>\n" );
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document.write( "B. 2x - y = -4 \r<BR>\n" );
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document.write( "These two are the problems that I need help with, thank you a lot.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #99353 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=99353\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> These systems can be solved by graphing, substitution, and by elimination.<BR>\n" );
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document.write( "A. 3x - 6y = 12 <BR>\n" );
document.write( "B. 2x - y = -4 <BR>\n" );
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document.write( "Elimination: <BR>\n" );
document.write( "Multiply equation B thru by 6 to get:<BR>\n" );
document.write( "C. 12x -6y = -24<BR>\n" );
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document.write( "Subtract A from C to get:<BR>\n" );
document.write( "9x = -36<BR>\n" );
document.write( "x = -4<BR>\n" );
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document.write( "Substitute to solve for \"y\":<BR>\n" );
document.write( "3(-4)-6y = 12<BR>\n" );
document.write( "-12-6y = 12<BR>\n" );
document.write( "6y = -24<BR>\n" );
document.write( "y = -4<BR>\n" );
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document.write( "Solution: (-4,-4)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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