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Popular Word Problems >

The sum of three consecutive numbers is 861. What are those numbers?

Solução

T h e s u m o f t h ree co n sec u t i v e n u mb ers i s 861. Wha t a re t h ose n u mb ers ?

Solução

The numbers : 286, 287, 288

Passos da solução

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 = 861

Resolver

x + x + 1 + x + 2 = 861 : x = 286

x + 1 = 286 + 1 = 287

x + 2 = 286 + 2 = 288

The numbers : 286, 287, 288

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