Problema Solution
The sum of three consecutive odd integers is 147. Find the integers.
Answer provided by our tutors
Every odd number can be written in a form 2k +1, where k is integer.
Thus the three consecutive odd integers can be written as
2k - 1, 2k + 1 and 2k + 3
The sum of three consecutive odd integers is 147
2k - 1 + 2k + 1 + 2k + 3 = 147
by solving we find
k = 24
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2*24 - 1 = 47
2*24 + 1 = 49
2*24 + 3 = 51
the three integers are 47, 49 and 51.