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Popular >

Find three consecutive integers whose sum is 22 less than two times the larger number.

Solución

Find three consecutive integers whose sum is 22 less than two times the larger number.

Solución

The numbers : - 21, - 20, - 19

Pasos de solución

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 2 (x + 2) - 22

Resolver

x + x + 1 + x + 2 = 2 (x + 2) - 22 : x = - 21

x + 1 = - 21 + 1 = - 20

x + 2 = - 21 + 2 = - 19

The numbers : - 21, - 20, - 19

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