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Popolare Word Problems >

Find three consecutive integers such that the sum of the first and third is 142

Soluzione

F in d t h ree co n sec u t i v e in t e g ers s u c h t ha t t h e s u m o f t h e f i rs t an d t hi r d i s 142

Soluzione

The numbers : 70, 71, 72

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 2 = 142

Risolvi

x + x + 2 = 142 : x = 70

x + 1 = 70 + 1 = 71

x + 2 = 70 + 2 = 72

The numbers : 70, 71, 72

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