Problema Solution
The three numbers of the combination for a lock are consecutive integers, and their sum is 81. Find the combination.
Answer provided by our tutors
Since the numbers are consecutive they can be represented by 'x', 'x + 1' and 'x + 2'.
The sum of the numbers is 81 means:
x + (x + 1) + (x + 2) = 81
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click here to see the equation solved for x
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x = 26
26 + 1 = 27
26 + 2 = 28
The numbers from the combination are: 26, 27 and 28.