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Phổ biến Word Problems >

the product of two consecutive even integers is 168 in an equation

Lời Giải

t h e p ro d u c t o f tw o co n sec u t i v e e v e n in t e g ers i s 168 in an e q u a t i o n

Lời Giải

The numbers : 12, 14 or - 14, - 12

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 168

Giải

x (x + 2) = 168 : x = 12, x = - 14

Thay

x = 12 : 14

Thay

x = - 14 : - 12

The numbers : 12, 14 or - 14, - 12

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