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Phổ biến Word Problems >

Find three consecutive numbers whose sum is 84

Lời Giải

Find three consecutive numbers whose sum is 84

Lời Giải

The numbers : 27, 28, 29

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 = 84

Giải

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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