document.write( "Question 198706: if a number is added to its square, the result is 56. Find the number. \n" ); document.write( "
Algebra.Com's Answer #149266 by user_dude2008(1862)\"\" \"About 
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x+x^2=56\r
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\n" ); document.write( "\n" ); document.write( "x^2+x-56=0\r
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\n" ); document.write( "\n" ); document.write( "(x+8)(x-7)=0\r
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\n" ); document.write( "\n" ); document.write( "x+8=0 or x-7=0\r
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\n" ); document.write( "\n" ); document.write( "x=-8 or x=7\r
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\n" ); document.write( "\n" ); document.write( "Numbers are 8 or -7
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