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פּוֹפּוּלָרִי >

Find three consecutive odd integers whose sum is −249

פתרון

Find three consecutive odd integers whose sum is −249

פתרון

The numbers : - 85, - 83, - 81

צעדי פתרון

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = - 249

x + x + 2 + x + 4 = - 249

פתור את:

x = - 85

x + 2 = - 85 + 2 = - 83

x + 4 = - 85 + 4 = - 81

The numbers : - 85, - 83, - 81

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