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受欢迎的 Word Problems >

Find the two consecutive integers such that three times the smaller integer added to two times the greater integer equals 42

解答

F in d t h e tw o co n sec u t i v e in t e g ers s u c h t ha t t h ree t im es t h e s ma ll er in t e g er a dd e d t o tw o t im es t h e g re a t er in t e g er e q u a l s 42

解答

The numbers : 8, 9

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

3 x + 2 (x + 1) = 42

解

3 x + 2 (x + 1) = 42 : x = 8

x + 1 = 8 + 1 = 9

The numbers : 8, 9

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