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Popolare Word Problems >

There are 4 consecutive odd integers with a sum of-72. What are the integers?

Soluzione

T h ere a re 4 co n sec u t i v e o dd in t e g ers w i t h a s u m o f - 72. Wha t a re t h e in t e g ers ?

Soluzione

The numbers : - 21, - 19, - 17, - 15

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 = - 72

Risolvi

x + x + 2 + x + 4 + x + 6 = - 72 : x = - 21

x + 2 = - 21 + 2 = - 19

x + 4 = - 21 + 4 = - 17

x + 6 = - 21 + 6 = - 15

The numbers : - 21, - 19, - 17, - 15

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