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Popolare Word Problems >

Four consecutive even integers sum to-4. What are the integers?

Soluzione

F o u r co n sec u t i v e e v e n in t e g ers s u m t o - 4. Wha t a re t h e in t e g ers ?

Soluzione

The numbers : - 4, - 2, 0, 2

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

Consecutive number 3 : x + 6

A.T.Q.:

x + x + 2 + x + 4 + x + 6 = - 4

Risolvi

x + x + 2 + x + 4 + x + 6 = - 4 : x = - 4

x + 2 = - 4 + 2 = - 2

x + 4 = - 4 + 4 = 0

x + 6 = - 4 + 6 = 2

The numbers : - 4, - 2, 0, 2

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