document.write( "Question 772622: 2)the average of two numbers is A. if one of the numbers is x, the other number is?
\n" ); document.write( "X+?/2 = a (then u cross multiply)
\n" ); document.write( "X+?/2 = a/1
\n" ); document.write( "2a= x +?
\n" ); document.write( "2a-x=?
\n" ); document.write( "Therefore ?=2a-x\r
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Algebra.Com's Answer #735810 by Sambright(1)\"\" \"About 
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X+?/2 = a (then u cross multiply)
\n" ); document.write( "X+?/2 = a/1
\n" ); document.write( "2a= x +?
\n" ); document.write( "2a-x=?\r
\n" ); document.write( "\n" ); document.write( "
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