document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=78711>Question 78711</A>: <I><SPAN STYLE=\"word-break: break-all;\">  7(3x + 4) = 8(2x+ 5) + 13<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 #56442 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley75><B>checkley75(3666)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley75><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=56442\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 7(3X+4)=8(2X+5)+13<BR>\n" );
document.write( "21X+28=16X+40+13<BR>\n" );
document.write( "21X-16X=53-28<BR>\n" );
document.write( "5X=25<BR>\n" );
document.write( "X=25/5<BR>\n" );
document.write( "X=5 ANSWER.<BR>\n" );
document.write( "PROOF<BR>\n" );
document.write( "7(3*5+4)=8(2*5+5)+13<BR>\n" );
document.write( "7(15+4)=8(10+5)+13<BR>\n" );
document.write( "7*19=8*15+13<BR>\n" );
document.write( "133=120+13<BR>\n" );
document.write( "133=133<BR>\n" );
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