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Four consecutive integers sum to 74

解答

Four consecutive integers sum to 74

解答

The numbers : 17, 18, 19, 20

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

Consecutive number 3 : x + 3

A.T.Q.:

x + x + 1 + x + 2 + x + 3 = 74

解

x + x + 1 + x + 2 + x + 3 = 74 : x = 17

x + 1 = 17 + 1 = 18

x + 2 = 17 + 2 = 19

x + 3 = 17 + 3 = 20

The numbers : 17, 18, 19, 20

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