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Beliebt >

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

Lösung

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

Lösung

The numbers : 70, 71, 72

Schritte zur Lösung

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

Löse

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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