document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=60848>Question 60848</A>: <I><SPAN STYLE=\"word-break: break-all;\"> help on this please,,thanks<BR>\n" );
document.write( "x+1= sqrt x+7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #854049 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(53742)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=854049\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "help on this please,, thanks<BR>\n" );
document.write( "x+1= sqrt(x+7)<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The solution in the post by @jai_kos is incorrect.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;See my correct solution below.\r<BR>\n" );
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document.write( "x+1= sqrt(x+7)\r<BR>\n" );
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document.write( "Square on both sides, we get\r<BR>\n" );
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document.write( "(x+1)^2 = x +7<BR>\n" );
document.write( "x^2 + 2x + 1 = x + 7\r<BR>\n" );
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document.write( "Reduce it to the standard form quadratic equation\r<BR>\n" );
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document.write( "x^2 + x - 6 = 0\r<BR>\n" );
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document.write( "Factor left side\r<BR>\n" );
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document.write( "(x+3)*(x-2) = 0\r<BR>\n" );
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document.write( "The roots of this equation are x = -3 and x = 2.<BR>\n" );
document.write( "Direct check shows that x = 2 is the solution to the original equation, while x = -3 is an EXTRANEOUS solution.\r<BR>\n" );
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document.write( "<U>ANSWER</U>.  The given equation has a unique solution in real numbers x = 2.\r<BR>\n" );
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document.write( "Solved correctly.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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