document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=859252>Question 859252</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How can I solve this exponential equation alegbracally? 225[(1+0.05)^x/0.05]=300000 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #517679 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=517679\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 225[(1+0.05)^x/0.05]=300000<BR>\n" );
document.write( "4500*1.05^x=30000 multiply each side by 20.<BR>\n" );
document.write( "1.05^x=200/3<BR>\n" );
document.write( "log(1.05)1.05^x=x<BR>\n" );
document.write( "x=log(1.05)200/3<BR>\n" );
document.write( "=ln(200/3)/ln(1.05)<BR>\n" );
document.write( "=~ 4.1997/.04879<BR>\n" );
document.write( "=~ 86.0769<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );