document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=853409>Question 853409</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve.\r<BR>\n" );
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document.write( "x - 17sqrt(x) + 72 = 0\r<BR>\n" );
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document.write( "Again, I know the answer, I just don't know how they got it.\r<BR>\n" );
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document.write( "Thanks in advance for the help. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #514081 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=514081\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Share what you know!<BR>\n" );
document.write( "factor<BR>\n" );
document.write( "x - 17sqrt(x) + 72 = 0 <BR>\n" );
document.write( "Think of it as y^2+17y+72<BR>\n" );
document.write( "what is the square root of y^2 just y of course<BR>\n" );
document.write( "we want factors of 72 which add up to -17\r<BR>\n" );
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document.write( "(sqrt(x)-9) (sqrt(x)-8) = 0<BR>\n" );
document.write( "(sqrt(x)-9)=0<BR>\n" );
document.write( "sqrtx=9<BR>\n" );
document.write( "x=81<BR>\n" );
document.write( "(sqrt(x)-8)<BR>\n" );
document.write( "sqrt(x)=8<BR>\n" );
document.write( "x=64<BR>\n" );
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