The sum of 3 consecutive integers is-285. What are the integers?

解

T h e s u m o f 3 co n sec u t i v e in t e g ers i s - 285. Wha t a re t h e in t e g ers ?

The numbers : - 96, - 95, - 94

解答ステップ

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 = - 285

解く

x + x + 1 + x + 2 = - 285 : x = - 96

x + 1 = - 96 + 1 = - 95

x + 2 = - 96 + 2 = - 94

The numbers : - 96, - 95, - 94