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Phổ biến Word Problems >

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

Lời Giải

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 - 3. Wha t a re t h e in t e g ers ?

Lời Giải

The numbers : - 2, - 1, 0

Các bước giải pháp

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 = - 3

Giải

x + x + 1 + x + 2 = - 3 : x = - 2

x + 1 = - 2 + 1 = - 1

x + 2 = - 2 + 2 = 0

The numbers : - 2, - 1, 0

Ví dụ phổ biến

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