document.write( "Question 1129187: Construct a system of nonlinear equations to describe the given behavior, then solve for the requested solutions. \r
\n" ); document.write( "\n" ); document.write( "Two positive numbers add up to 820. One number is twice the square of the other number. What are the numbers?
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Algebra.Com's Answer #745738 by Shin123(626)\"\" \"About 
You can put this solution on YOUR website!
\"system%28x%2By=820%2Cy=2x%5E2%29\" Substituting 2x^2 for y in the first equation gives 2x^2+x=820.\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2%2Bx-820=0\" \r
\n" ); document.write( "\n" ); document.write( "\"%282x%2B41%29%28x-20%29=0\"\r
\n" ); document.write( "\n" ); document.write( "\"system%28x=-41%2F2%2Cx=20%29\" (x,y)=(-20.5,840.5),(20,800).
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