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Populaire Word Problems >

The sum of three consecutive integers is 78. What are the three integers?

Solution

T h e s u m o f t h ree co n sec u t i v e in t e g ers i s 78. Wha t a re t h e t h ree in t e g ers ?

Solution

The numbers : 25, 26, 27

étapes des solutions

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 = 78

Résoudre

x + x + 1 + x + 2 = 78 : x = 25

x + 1 = 25 + 1 = 26

x + 2 = 25 + 2 = 27

The numbers : 25, 26, 27

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