document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1028261>Question 1028261</A>: <I><SPAN STYLE=\"word-break: break-all;\"> X+1=the square root of 19-x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #643373 by </B><A HREF=/tutors/aboutme.mpl?userid=fractalier><B>fractalier(6550)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fractalier><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=fractalier><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=643373\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> From<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B1+=+sqrt%2819-x%29 ALIGN=MIDDLE  ALT=\"x%2B1+=+sqrt%2819-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "we square both sides and get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2+%2B+2x+%2B+1+=+19+-+x ALIGN=MIDDLE  ALT=\"x%5E2+%2B+2x+%2B+1+=+19+-+x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2+%2B+3x+-+18+=+0 ALIGN=MIDDLE  ALT=\"x%5E2+%2B+3x+-+18+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now factor and solve...<BR>\n" );
document.write( "(x + 6)(x - 3) = 0<BR>\n" );
document.write( "x = -6  or x = 3<BR>\n" );
document.write( "Now we plug in to see if any of these work out...<BR>\n" );
document.write( "x = 3 works but x = -6 does not...so<BR>\n" );
document.write( "x = 3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );