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Three consecutive odd integers have a sum of 51. what is the smallest integer

1 Answer

7 votes

Answer:

15

Explanation:

Let 2n+1 be the first odd integer.

Therefore, the consecutive odd integers will be 2n+3 and 2n+5

If the sum of the consecutive odd integers is 51 then:

⇒ 2n + 1 + 2n + 3 + 2n + 5 = 51

⇒ 6n + 9 = 51

⇒ 6n = 42

⇒ n = 7

To find the values of the integers, substitute the found value of n into the expressions:

  • First integer: 2(7) + 1 = 15
  • Second integer: 2(7) + 3 = 17
  • Third integer: 2(7) + 5 = 19

Therefore, the three consecutive odd integers that sum to 51 are 15, 17 and 19. The smallest of which is 15.

answered
User Bob Roberts
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