document.write( "Question 919070: Out of three numbers the average of the first and the second number is 27 more than the average of the second and the third number. What is the difference between the first and the third number? \n" ); document.write( "
Algebra.Com's Answer #557471 by ewatrrr(24785)\"\" \"About 
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\"%28x%2By%29%2F2+=+A%2B+27\" 0r x = -y + 2A + 54
\n" ); document.write( "\"%28y+%2B+z%29%2F2+=+A\" 0r z = -y + 2A
\n" ); document.write( "x - z = -y + 2A + 54 - (-y + 2A)
\n" ); document.write( "x - z = 54
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