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인기 있는 Word Problems >

the sum of three consecutive integers is-144. Find the three integers.

해법

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 - 144. F in d t h e t h ree in t e g ers .

해법

The numbers : - 49, - 48, - 47

솔루션 단계

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 = - 144

x + x + 1 + x + 2 = - 144

해결 :

x = - 49

x + 1 = - 49 + 1 = - 48

x + 2 = - 49 + 2 = - 47

The numbers : - 49, - 48, - 47

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