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Phổ biến Word Problems >

The sum of three consecutive odd integers is 39 . Find 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 39 . F in d t h e in t e g ers .

Lời Giải

The numbers : 11, 13, 15

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 = 39

Giải

x + x + 2 + x + 4 = 39 : x = 11

x + 2 = 11 + 2 = 13

x + 4 = 11 + 4 = 15

The numbers : 11, 13, 15

Ví dụ phổ biến

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