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Phổ biến Word Problems >

Four consecutive even integers sum to-44. Which integers are they?

Lời Giải

F o u r co n sec u t i v e e v e n in t e g ers s u m t o - 44. Whi c h in t e g ers a re t h ey ?

Lời Giải

The numbers : - 14, - 12, - 10, - 8

Các bước giải pháp

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 = - 44

Giải

x + x + 2 + x + 4 + x + 6 = - 44 : x = - 14

x + 2 = - 14 + 2 = - 12

x + 4 = - 14 + 4 = - 10

x + 6 = - 14 + 6 = - 8

The numbers : - 14, - 12, - 10, - 8

Ví dụ phổ biến

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