document.write( "Question 905612: S=n/2 (a +1) make n the subject \n" ); document.write( "
Algebra.Com's Answer #549400 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"S=%28n%2F2%29%28a+%2B1%29\"
\n" ); document.write( "\"S%2F%28a%2B1%29=n%2F2\"
\n" ); document.write( "\"n=%282S%29%2F%28a%2B1%29\"
\n" ); document.write( "
\n" ); document.write( "
\n" );