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Phổ biến >

Three consecutive integers have a sum of 87.

Lời Giải

Three consecutive integers have a sum of 87.

Lời Giải

The numbers : 28, 29, 30

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 = 87

Giải

x + x + 1 + x + 2 = 87 : x = 28

x + 1 = 28 + 1 = 29

x + 2 = 28 + 2 = 30

The numbers : 28, 29, 30

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