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인기 있는 Word Problems >

There are 4 consecutive even integers that sum to 20

해법

T h ere a re 4 co n sec u t i v e e v e n in t e g ers t ha t s u m t o 20

해법

The numbers : 2, 4, 6, 8

솔루션 단계

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

Consecutive number 3 : x + 6

A.T.Q.:

x + x + 2 + x + 4 + x + 6 = 20

x + x + 2 + x + 4 + x + 6 = 20

해결 :

x = 2

x + 2 = 2 + 2 = 4

x + 4 = 2 + 4 = 6

x + 6 = 2 + 6 = 8

The numbers : 2, 4, 6, 8

인기 있는 예

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