document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=466394>Question 466394</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve using the elimination method\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "1. -2x – 8y = 22     -6x – y = 20\r<BR>\n" );
document.write( "\n" );
document.write( "2. x + 8y = 14       -3x + 4y = 0\r<BR>\n" );
document.write( "\n" );
document.write( "3. 9x – 7y = -120.5  -36x + 28y = -482\r<BR>\n" );
document.write( "\n" );
document.write( "Thank You So Much For Your Help! \r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #319906 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=319906\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve using the elimination method\r<BR>\n" );
document.write( "\n" );
document.write( "1.<BR>\n" );
document.write( " -2x – 8y = 22<BR>\n" );
document.write( " -6x – y = 20<BR>\n" );
document.write( "Multiply the 1st equation by -3:<BR>\n" );
document.write( "+6x + 24y = -66<BR>\n" );
document.write( "-6x -  y = 20<BR>\n" );
document.write( "------------------adding eliminates x find y<BR>\n" );
document.write( "23y = -46<BR>\n" );
document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-46%29%2F23 ALIGN=MIDDLE  ALT=\"%28-46%29%2F23\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y = -2<BR>\n" );
document.write( "Find x using the 1st equation<BR>\n" );
document.write( "-2x - 8(-2) = 22<BR>\n" );
document.write( "-2x + 16 = 22<BR>\n" );
document.write( "-2x = 22 - 16<BR>\n" );
document.write( "-2x = 6<BR>\n" );
document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6%2F%28-2%29 ALIGN=MIDDLE  ALT=\"6%2F%28-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = -3<BR>\n" );
document.write( "Check solutions in the 2nd equation<BR>\n" );
document.write( "-6x - y = 20<BR>\n" );
document.write( "-6(-3) - (-2) =<BR>\n" );
document.write( "+18 + 2 = 20<BR>\n" );
document.write( ":<BR>\n" );
document.write( ":<BR>\n" );
document.write( "2. <BR>\n" );
document.write( "  x + 8y = 14<BR>\n" );
document.write( "-3x + 4y = 0<BR>\n" );
document.write( "multiply the 1st equation by 3, do it the same way we did the 1st one<BR>\n" );
document.write( ":<BR>\n" );
document.write( ":<BR>\n" );
document.write( "3. <BR>\n" );
document.write( " 9x – 7y = -120.5<BR>\n" );
document.write( "-36x + 28y = -482<BR>\n" );
document.write( "multiply the 1st equation by 4<BR>\n" );
document.write( "+36x - 28y = -482<BR>\n" );
document.write( "-36x + 28y = -482<BR>\n" );
document.write( "these lines are parallel. No solution </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );