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Phổ biến Word Problems >

The sum of three consecutive integers is 189. Find the greatest integer.

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 189. F in d t h e g re a t es t in t e g er .

Lời Giải

The largest number : 64

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 = 189

Giải

x + x + 1 + x + 2 = 189 : x = 62

x + 1 = 62 + 1 = 63

x + 2 = 62 + 2 = 64

Select the largest solution:

64

The largest number : 64

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