document.write( "Question 750568: Completing the square x^2-4x=5 \n" ); document.write( "

Algebra.Com's Answer #456721 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+x%5E2+-+4x+=+5+\"$
\n" ); document.write( " $\"+x%5E2+-+4x+%2B+%28-4%2F2%29%5E2+=+5+%2B+%28-4%2F2%29%5E2+\"$
\n" ); document.write( " $\"+x%5E2+-+4x+%2B+4+=+5+%2B+4+\"$
\n" ); document.write( " $\"+x%5E2+-+4x+%2B+4+=+9+\"$
\n" ); document.write( " $\"+%28+x+-+2+%29%5E2+=+3%5E2+\"$
\n" ); document.write( " $\"+x+-+2+=+3+\"$
\n" ); document.write( " $\"+x+=+5+\"$
\n" ); document.write( "and, also,
\n" ); document.write( " $\"+x+-+2+=+-3+\"$
\n" ); document.write( " $\"+x+=+-1+\"$
\n" ); document.write( "------------
\n" ); document.write( "check:
\n" ); document.write( " $\"+%28+x+-+5+%29%2A%28+x+%2B+1+%29+=+x%5E2+-+4x+-+5+\"$
\n" ); document.write( " $\"+x%5E2+-+4x+=+5+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );