document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=657944>Question 657944</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how can i find the value of y?<BR>\n" );
document.write( "4^2y + 4^(2y-1) = 4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #410071 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=410071\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> how can i find the value of y?<BR>\n" );
document.write( "4^2y + 4^(2y-1) = 4<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%5E%282y-1%29%2A%284+%2B+1%29+=+4 ALIGN=MIDDLE  ALT=\"4%5E%282y-1%29%2A%284+%2B+1%29+=+4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%5E%282y-1%29+=+4%2F5 ALIGN=MIDDLE  ALT=\"4%5E%282y-1%29+=+4%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2y-1)*log(4) = log(0.8)<BR>\n" );
document.write( "2y-1 = log(0.8)/log(4)<BR>\n" );
document.write( "y = (log(0.8)/log(4) + 1)/2<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );