document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=199040>Question 199040</A>: <I><SPAN STYLE=\"word-break: break-all;\"> {2x + y=7<BR>\n" );
document.write( "{-5x - 2y=8 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #149517 by </B><A HREF=/tutors/aboutme.mpl?userid=RAY100><B>RAY100(1637)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=RAY100><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=149517\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1)  2x +y = 7<BR>\n" );
document.write( "2) -5x -2y =8<BR>\n" );
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document.write( "(1) *2 = 4x +2y =14,,,,,(1a)<BR>\n" );
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document.write( "add (1a) + (2) = -x = 22,,,,,x=-22<BR>\n" );
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document.write( "subst  in  (1)<BR>\n" );
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document.write( "2(-22) + y = 7<BR>\n" );
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document.write( "y = 51<BR>\n" );
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document.write( "checking<BR>\n" );
document.write( "(1) 2(-22) + 51 = 7,,,ok<BR>\n" );
document.write( "(2) -5(-22) - 2(51) = 110-102=8,,,,ok </SPAN>\n" );
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