document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=803712>Question 803712</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You will be notified at trevant@gmail.com when a tutor answers your question. You may receive more than one answer.<BR>\n" );
document.write( "Your question: \r<BR>\n" );
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document.write( "Use the elimination method to solve the system of equations. <BR>\n" );
document.write( "a + 9b = 12<BR>\n" );
document.write( "a + 2b = -2 <BR>\n" );
document.write( "Select the correct choice below and, if necessary, fill in the answer box to complete your choice. <BR>\n" );
document.write( "A. There is one solution, it is ____<BR>\n" );
document.write( "B. There are infinitely many solutions.<BR>\n" );
document.write( "c. There is no solution<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 #484459 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=484459\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1    	a	+	9    	b 	=	12    	.............1	<BR>\n" );
document.write( "Total value								<BR>\n" );
document.write( "1    	a	+	2    	b 	=	-2    	.............2	<BR>\n" );
document.write( "Eliminate	a\r<BR>\n" );
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document.write( "(1)-(2)\r<BR>\n" );
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document.write( "9b-2b=12-(-2)\r<BR>\n" );
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document.write( "7b=14\r<BR>\n" );
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document.write( "/7<BR>\n" );
document.write( "b=2\r<BR>\n" );
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document.write( "plug b in (2)\r<BR>\n" );
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document.write( "a+2b=-2<BR>\n" );
document.write( "a+2*2=-2<BR>\n" );
document.write( "a+4=-2<BR>\n" );
document.write( "a=-6					\r<BR>\n" );
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document.write( "It has only one solution		\r<BR>\n" );
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