document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=449400>Question 449400</A>: <I><SPAN STYLE=\"word-break: break-all;\"> elimination/ addition \r<BR>\n" );
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document.write( "a - 2b = 7 <BR>\n" );
document.write( "3a - 2b = 9 \r<BR>\n" );
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document.write( "with steps too </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #309154 by </B><A HREF=/tutors/aboutme.mpl?userid=solver15><B>solver15(27)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver15><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=solver15><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=309154\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> first step  is multipy a - 2b= 7 by -3<BR>\n" );
document.write( "-3[a - 2b] = 7<BR>\n" );
document.write( "so your new equation will be<BR>\n" );
document.write( "-3a + 6b = -21<BR>\n" );
document.write( "then eliminte:-3a + 6b = -21 by the second equation<BR>\n" );
document.write( "-3a + 6b = -21<BR>\n" );
document.write( " 3a - 2b = 9<BR>\n" );
document.write( "so -3a and + 3a is now elimated<BR>\n" );
document.write( "4b/4 = -12/4<BR>\n" );
document.write( "b = -3 the after that plug in -3 to any equation<BR>\n" );
document.write( "we can pug it in a -2(-3) = 7<BR>\n" );
document.write( "a +6 = 7<BR>\n" );
document.write( "the subtract 6 to both sides<BR>\n" );
document.write( "a = 1<BR>\n" );
document.write( "so your solution will be (1,-3)\r<BR>\n" );
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