document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=396661>Question 396661</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 7a^2+49a+4a+28=0\r<BR>\n" );
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document.write( "7a(a+7)+7(a+7)=0\r<BR>\n" );
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document.write( "now,<BR>\n" );
document.write( "(7a+7) (a+7)<BR>\n" );
document.write( "by solving these, we get<BR>\n" );
document.write( "a= -1,-7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #528161 by </B><A HREF=/tutors/aboutme.mpl?userid=Parmod><B>Parmod(1)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Parmod><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=528161\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 7a^2+53a+28=0\r<BR>\n" );
document.write( "\n" );
document.write( "7a^2+49a+4a+28=0\r<BR>\n" );
document.write( "\n" );
document.write( "7a(a+7)+7(a+7)=0\r<BR>\n" );
document.write( "\n" );
document.write( "now,<BR>\n" );
document.write( "(7a+7) (a+7)<BR>\n" );
document.write( "by solving these, we get<BR>\n" );
document.write( "a= -1,-7 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );