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인기 있는 Word Problems >

Find three consecutive even integers whose sum is 5 more than four times the second integer

해법

F in d t h ree co n sec u t i v e e v e n in t e g ers w h ose s u m i s 5 m ore t han f o u r t im es t h e seco n d in t e g er

해법

해결책 없음

솔루션 단계

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 = 5 + 4 (x + 2)

x + x + 2 + x + 4 = 5 + 4 (x + 2)

해결 :

x = - 7

x + 2 = - 7 + 2 = - 5

x + 4 = - 7 + 4 = - 3

Odd value

- 7

discarded

해결책 없음

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