document.write( "Question 252037: The arithmetic mean of two numbers is A, and one of the numbers is N.
\n" ); document.write( "Write a simplified expression for the other number.
\n" ); document.write( "

Algebra.Com's Answer #183783 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
let x = other number
\n" ); document.write( "(N+x)/2=A
\n" ); document.write( "N+x=2A
\n" ); document.write( "x=2A-N
\n" ); document.write( "
\n" );