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受欢迎的 Word Problems >

Four consecutive integers have a sum of-14. Which integers are they?

解答

F o u r co n sec u t i v e in t e g ers ha v e a s u m o f - 14. Whi c h in t e g ers a re t h ey ?

解答

The numbers : - 5, - 4, - 3, - 2

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 = - 14

解

x + x + 1 + x + 2 + x + 3 = - 14 : x = - 5

x + 1 = - 5 + 1 = - 4

x + 2 = - 5 + 2 = - 3

x + 3 = - 5 + 3 = - 2

The numbers : - 5, - 4, - 3, - 2

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