document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=730090>Question 730090</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve each system using elimination<BR>\n" );
document.write( "x-3y=-7 <BR>\n" );
document.write( "2x=6y-14 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #446537 by </B><A HREF=/tutors/aboutme.mpl?userid=lenny460><B>lenny460(1073)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lenny460><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=lenny460><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=446537\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve each system using the elimination method:\r<BR>\n" );
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document.write( "x - 3y = -7 (Equation 1)\r<BR>\n" );
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document.write( "2x = 6y - 14 (Equation 2)\r<BR>\n" );
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document.write( "From Equation 1:\r<BR>\n" );
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document.write( "x - 3y = -7\r<BR>\n" );
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document.write( "Add 3y to each side of the equation:\r<BR>\n" );
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document.write( "x - 3y + 3y = -7 + 3y\r<BR>\n" );
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document.write( "Therefore:\r<BR>\n" );
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document.write( "x = -7 + 3y\r<BR>\n" );
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document.write( "Substitute x = -7 + 3y into Equation 2.\r<BR>\n" );
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document.write( "Equation 2:\r<BR>\n" );
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document.write( "2x = 6y - 14\r<BR>\n" );
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document.write( "2(-7 + 3y) = 6y - 14\r<BR>\n" );
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document.write( "-14 + 6y = 6y - 14\r<BR>\n" );
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document.write( "Add 14 to each side of the equation.\r<BR>\n" );
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document.write( "We remain with:\r<BR>\n" );
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document.write( "6y = 6y\r<BR>\n" );
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document.write( "y = 0\r<BR>\n" );
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document.write( "Substitute y = 0 into Equation 1:\r<BR>\n" );
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document.write( "x - 3y = -7\r<BR>\n" );
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document.write( "x - 3(0) = -7\r<BR>\n" );
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document.write( "x - 0 = -7\r<BR>\n" );
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document.write( "Add 0 to each side of the equation:\r<BR>\n" );
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document.write( "Therefore:\r<BR>\n" );
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document.write( "x = -7\r<BR>\n" );
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document.write( "Answer:\r<BR>\n" );
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document.write( "x = -7 and\r<BR>\n" );
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document.write( "y = 0\r<BR>\n" );
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document.write( "Lennox Obuong<BR>\n" );
document.write( "Algebra Tutor<BR>\n" );
document.write( "Nairobi, Kenya </SPAN>\n" );
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