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Popular Word Problems >

The sum of three consecutive odd integers is 45 . Find the middle integer.

Solution

T h e s u m o f t h ree co n sec u t i v e o dd in t e g ers i s 45 . F in d t h e mi dd l e in t e g er .

Solution

The number : 15

Solution steps

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = 45

Solve

x + x + 2 + x + 4 = 45 : x = 13

x + 2 = 13 + 2 = 15

x + 4 = 13 + 4 = 17

The number : 15

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