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Popular >

The sum of 3 consecutive integers is 51. What is the second number in this sequence?

Solution

The sum of 3 consecutive integers is 51. What is the second number in this sequence?

Solution

The number : 17

Solution steps

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 51

Solve

x + x + 1 + x + 2 = 51 : x = 16

x + 1 = 16 + 1 = 17

x + 2 = 16 + 2 = 18

The number : 17

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