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受欢迎的 Word Problems >

Find three consecutive numbers whose sum is 84

解答

F in d t h ree co n sec u t i v e n u mb ers w h ose s u m i s 84

解答

The numbers : 27, 28, 29

求解步骤

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 = 84

解

x + x + 1 + x + 2 = 84 : x = 27

x + 1 = 27 + 1 = 28

x + 2 = 27 + 2 = 29

The numbers : 27, 28, 29

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