document.write( "Question 1106017: Hi... may I have help with this question? I don't know how to write it into an equation.\r
\n" ); document.write( "\n" ); 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
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Algebra.Com's Answer #720934 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "It even can be solved WITHOUT solving the quadratic equation:\r\n" );
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document.write( "n + n^2 = 81*(n+1)  ====>\r\n" );
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document.write( "n*(n+1) = 81(*(n+1)  ====>  cancel (n+1) in both sides  ====>\r\n" );
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document.write( "n = 81.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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