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Phổ biến Word Problems >

The sum of three consecutive odd integers is 171. 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 o dd in t e g ers i s 171. Wha t a re t h e in t e g ers ?

Lời Giải

The numbers : 55, 57, 59

Các bước giải pháp

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 = 171

Giải

x + x + 2 + x + 4 = 171 : x = 55

x + 2 = 55 + 2 = 57

x + 4 = 55 + 4 = 59

The numbers : 55, 57, 59

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