document.write( "Question 360980: P = W(R-r)/2R\r
\n" ); document.write( "\n" ); document.write( "solve for W
\n" ); document.write( "solve for r \n" ); document.write( "

Algebra.Com's Answer #257518 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"P+=+W%28R-r%29%2F2R\"$
\n" ); document.write( " $\"2PR+=+W%28R-r%29\"$
\n" ); document.write( " $\"W=2PR%2F%28R-r%29\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"2PR=WR-Wr\"$
\n" ); document.write( " $\"2PR-WR=Wr\"$
\n" ); document.write( " $\"r=%282PR-WR%29%2FW\"$
\n" ); document.write( ".
\n" ); document.write( ". \n" ); document.write( "

\n" );