document.write( "Question 816862: A square of a number plus a number is 20. What is the number? \n" ); document.write( "
Algebra.Com's Answer #491745 by richwmiller(17219)\"\" \"About 
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x^2+x=20
\n" ); document.write( "x^2+x-20=0
\n" ); document.write( "(x+5)*( x-4)=0\r
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