document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=258774>Question 258774</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following equation:\r<BR>\n" );
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document.write( "4ax+by=11ab<BR>\n" );
document.write( "8ax-5by=ab </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #190480 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=190480\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4ax+by=11ab<BR>\n" );
document.write( "8ax-5by=ab<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Multiply the 1st eq by 2 to get:<BR>\n" );
document.write( "8ax + 2by = 22ab<BR>\n" );
document.write( "8ax-5by = ab<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "Subtract the 2nd from the 1st and solve for \"y\":<BR>\n" );
document.write( "7by = 21ab<BR>\n" );
document.write( "y = 3a<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Substitute into 4ax+by = 11ab to solve for \"x\":<BR>\n" );
document.write( "4ax + b(3a) = 11ab<BR>\n" );
document.write( "Divide thru by a to get:<BR>\n" );
document.write( "4x + 3b = 11b<BR>\n" );
document.write( "4x = 8b<BR>\n" );
document.write( "x = 2b<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "Solution: (2b,3a)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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