document.write( "Question 125909: Solve by completing the square.
\n" ); document.write( " 2x^2 + 8x – 9 = 0 \n" ); document.write( "

Algebra.Com's Answer #92289 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"2x%5E2+%2B+8x+%96+9+=+0\"$
\n" ); document.write( " $\"2x%5E2+%2B+8x+=+9\"$
\n" ); document.write( " $\"x%5E2+%2B+4x+=+9%2F2\"$
\n" ); document.write( " $\"x%5E2+%2B+4x+%2B+4+=+17%2F2\"$
\n" ); document.write( " $\"%28x+%2B+2%29%5E2+=+17%2F2\"$
\n" ); document.write( " $\"x+%2B+2+=+sqrt%2817%2F2%29\"$
\n" ); document.write( " $\"x+=+-2+%2B-sqrt%2817%2F2%29\"$ answer \n" ); document.write( "

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