document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=241833>Question 241833</A>: <I><SPAN STYLE=\"word-break: break-all;\"> sqrt(4x-5) = sqrt(x+9)\r<BR>\n" );
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document.write( "sqrt(x+49) + 7=x\r<BR>\n" );
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document.write( "Each time that I tried to solve these two (seperate) problems....kept getting an answer that does not make any sense....I think that I am doing something wrong but not sure where I am screwing it up.  Can someone show me what I am doing wrong?- thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #177117 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=177117\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sqrt(4x-5) = sqrt(x+9)<BR>\n" );
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document.write( "Square both sides to get:<BR>\n" );
document.write( "4x-4 = x+9<BR>\n" );
document.write( "3x = 13<BR>\n" );
document.write( "x = 13/3<BR>\n" );
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document.write( "sqrt(x+49) + 7=x <BR>\n" );
document.write( "sqrt(x+49) = x-7<BR>\n" );
document.write( "Square both sides to get:<BR>\n" );
document.write( "x+49 = x^2-14x+49<BR>\n" );
document.write( "x^2 -15x = 0<BR>\n" );
document.write( "x(x-15) = 0<BR>\n" );
document.write( "x = 0 or x = 15<BR>\n" );
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document.write( "Checking for extraneous roots:<BR>\n" );
document.write( "Can x = 0 ?<BR>\n" );
document.write( "sqrt(0+49)+7 = 0<BR>\n" );
document.write( "7+7 = 0<BR>\n" );
document.write( "false<BR>\n" );
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document.write( "Can x = 15 ?<BR>\n" );
document.write( "sqrt(15+49) +7 = 15<BR>\n" );
document.write( "sqrt(64)+7 = 15<BR>\n" );
document.write( "8+7 = 15<BR>\n" );
document.write( "true<BR>\n" );
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document.write( "Only solution: x = 15<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "stan H.<BR>\n" );
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