document.write( "Question 824151: if A is not equal to B and 1/x + 1/a = 1/b
\n" ); document.write( "THEN x=\r
\n" ); document.write( "\n" ); document.write( "A. 1/b - 1/a
\n" ); document.write( "B. b-a
\n" ); document.write( "C. 1/ab
\n" ); document.write( "D. a-b/ ab
\n" ); document.write( "E. ab/ a-b
\n" ); document.write( "

Algebra.Com's Answer #496118 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
E. ab/ a-b \n" ); document.write( "
\n" );