document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=393527>Question 393527</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2a-3b=-8<BR>\n" );
document.write( "4a+3b=-34\r<BR>\n" );
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document.write( "I am supposed to be using either substitution, elimination, or inverse matrices to solve.<BR>\n" );
document.write( "Thanks in advance for your time and help! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #279264 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=279264\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2a-3b=-8<BR>\n" );
document.write( "4a+3b=-34 <BR>\n" );
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document.write( "Add to eliminate the b-terms:<BR>\n" );
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document.write( "6a = -42<BR>\n" );
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document.write( "a = -7<BR>\n" );
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document.write( "Solve for \"b\":<BR>\n" );
document.write( "2a-3b=-8<BR>\n" );
document.write( "2(-7)-3b = -8<BR>\n" );
document.write( "-14-3b = -8<BR>\n" );
document.write( "Add 14 to both sides to get:<BR>\n" );
document.write( "-3b = 6<BR>\n" );
document.write( "b = -2<BR>\n" );
document.write( "==============<BR>\n" );
document.write( "cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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