document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=707188>Question 707188</A>: <I><SPAN STYLE=\"word-break: break-all;\"> sqrt(3x+4) - sqrt (2x+4) =2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #435558 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=435558\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  sqrt(3x+4) - sqrt (2x+4) =2<BR>\n" );
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document.write( "sqrt(3x+4) = sqrt(2x+4) + 2<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "Square both sides to get:<BR>\n" );
document.write( "3x+4 = 2x+4 + 4*sqrt(2x+4) + 4<BR>\n" );
document.write( "x - 4 = 4sqrt(2x+4)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Square both sides:<BR>\n" );
document.write( "x^2 - 8x + 16 = 16(2x+4)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x^2 - 40x - 48 = 0<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x = [40 +- sqrt(1600-4*-48)]/2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x = [40 +- sqrt(1792)]/2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x = [20 +- 42.33]/2<BR>\n" );
document.write( "x = 61.33/2 or x = -22.33/2<BR>\n" );
document.write( "Positive solution:<BR>\n" );
document.write( "x = 30.67<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Check to see if that solution is extraneous.<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
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