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人気のある Word Problems >

The sum of three consecutive numbers is 27. Find the numbers.

解

T h e s u m o f t h ree co n sec u t i v e n u mb ers i s 27. F in d t h e n u mb ers .

解

The numbers : 8, 9, 10

解答ステップ

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 = 27

解く

x + x + 1 + x + 2 = 27 : x = 8

x + 1 = 8 + 1 = 9

x + 2 = 8 + 2 = 10

The numbers : 8, 9, 10

人気の例

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