document.write( "Question 130765: Solve by completing the square.\r
\n" ); document.write( "\n" ); document.write( "x^2 +2x - 63 = 0\r
\n" ); document.write( "\n" ); document.write( "I got (7, -9) which doesn't appear to be correct. Can you help me?
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Algebra.Com's Answer #95474 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
x^2+2x-63=0
\n" ); document.write( "x^2+2x =63
\n" ); document.write( "x^2+2x+1=63+1
\n" ); document.write( "(x+1)^2=64
\n" ); document.write( "x+1=+-8
\n" ); document.write( "x=-1+-8
\n" ); document.write( "x=-9, x=7
\n" ); document.write( ".
\n" ); document.write( "ur correct
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\n" ); document.write( "Ed
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