document.write( "Question 1180054: What number should be added to the equation 2 x squared plus 8 x minus 5 equals 0 if you will use completing the square?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #809647 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 2 x^2 + 8 x - 5 \r \n" ); document.write( "\n" ); document.write( "divide by 2\r \n" ); document.write( "\n" ); document.write( "x^2+4x =5\r \n" ); document.write( "\n" ); document.write( "x^2 +4x +4 =5+4 \n" ); document.write( "x^2+4x +4 -9=0\r \n" ); document.write( "\n" ); document.write( "-9 should be added \n" ); document.write( " |