document.write( "Question 122904: \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "9 (rad)20 - 2 (rad)5
\n" ); document.write( "could you please help me solve this step by step? thanks!
\n" ); document.write( "

Algebra.Com's Answer #90207 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
9sqrt20-2sqrt5
\n" ); document.write( "9sqrt(4*5)-2sqrt5
\n" ); document.write( "9*2sqrt5-2sqrt5
\n" ); document.write( "18-2sqrt5
\n" ); document.write( "16sqrt5 answer.
\n" ); document.write( "
\n" );