document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=177611>Question 177611</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following equation for A.<BR>\n" );
document.write( "12AB + 7B = 5A\r<BR>\n" );
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document.write( "I have the answer, but I don't know how to get to it.<BR>\n" );
document.write( "A = 7B/5 - 12B\r<BR>\n" );
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document.write( "Thanks :) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #132648 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=132648\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\huge 12AB + 7B = 5A\">\r<BR>\n" );
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document.write( "Add -5A to both sides, then add -7B to both sides:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\huge 12AB - 5A = -7B\">\r<BR>\n" );
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document.write( "Factor out the A on the left:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\huge (12B - 5)A = -7B\">\r<BR>\n" );
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document.write( "Multiply both sides by -1: (verification of the fact that (-1)(a - b) = (b - a) is left as an exercise for the student.)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\huge (5 - 12B)A = 7B\">\r<BR>\n" );
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document.write( "Divide both side by (5 - 12B):\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\huge A = \frac {7B}{5 - 12B}\">\r<BR>\n" );
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document.write( " </SPAN>\n" );
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