document.write( "Question 1085210: The sum of a number and its square is 4 more than twice the number. Find the number. \n" ); document.write( "

Algebra.Com's Answer #699269 by math_helper(2461) $\"\"$ $\"About$

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$\"+x+%2B+x%5E2+=+4+%2B+2x+\"$
\n" ); document.write( " $\"+x%5E2+-+x+-+4+=+0+\"$
\n" ); document.write( " $\"+x+=+%28-%28-1%29+%2B-+sqrt%28++%28-1%29%5E2+-+4%2A%281%29%2A%28-4%29%29%29+%2F+2+\"$
\n" ); document.write( " $\"+x+=++1%2F2+%2B-+sqrt%2817%29+%2F+2+\"$ \r
\n" ); document.write( "\n" ); document.write( "Solutions: $\"+x+=+%281%2Bsqrt%2817%29%29+%2F+2+\"$ and $\"+x+=+%281-sqrt%2817%29%29%2F2+\"$ \n" ); document.write( "

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