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Phổ biến Word Problems >

The sum of three consecutive integers is 75 . Find the first 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 75 . F in d t h e f i rs t in t e g er .

Lời Giải

The number : 24

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 = 75

Giải

x + x + 1 + x + 2 = 75 : x = 24

x + 1 = 24 + 1 = 25

x + 2 = 24 + 2 = 26

The number : 24

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