SOLUTION: The average of 3 consequetive+integer is 5.what is the differance between 1st and 3rd no.

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Question 385390: The average of 3 consequetive+integer is 5.what is the differance between 1st and 3rd no.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Let n,n%2B1, and n%2B2 be the integers.
%28n%2Bn%2B1%2Bn%2B2%29%2F3=5
3n%2B3=15
3n=12
n=4
So, the integers are 4,5 and 6.
The difference is then,
D=6-4=2