document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1106017>Question 1106017</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi... may I have help with this question? I don't know how to write it into an equation.\r<BR>\n" );
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document.write( "\"A positive integer number increased by its square is equal to 81 times the next higher positive integer number. Find the number.\"\r<BR>\n" );
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document.write( "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 #720931 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=720931\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A positive integer number increased by its square is equal to 81 times the next higher positive integer number. Find the number.<BR>\n" );
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document.write( "Equation::<BR>\n" );
document.write( "x + x^2 = 81(x+1)<BR>\n" );
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document.write( "x + x^2 = 81x + 81<BR>\n" );
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document.write( "x^2 -80x - 81 = 0<BR>\n" );
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document.write( "Factor::<BR>\n" );
document.write( "(x-81)(x+1) = 0<BR>\n" );
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document.write( "Positive solution::<BR>\n" );
document.write( "x = 81<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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