zs

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

受欢迎的 Word Problems >

Solve. If necessary, separate your answers by commas. Example: 2,3:1 of 2:The sum of three even consecutive integers is-30 . Find the three

解答

S o l v e . I f n ecess a ry, se p a r a t e yo u r an s w ers b y co mma s . E x am pl e : 2, 3 : 1 o f 2 : T h e s u m o f t h ree e v e n co n sec u t i v e in t e g ers i s - 30 . F in d t h e t h ree

解答

The numbers : - 12, - 10, - 8

求解步骤

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 = - 30

解

x + x + 2 + x + 4 = - 30 : x = - 12

x + 2 = - 12 + 2 = - 10

x + 4 = - 12 + 4 = - 8

The numbers : - 12, - 10, - 8

流行的例子

The 半径 of a circle is 18 cm. Find its area in terms of pipi.Five times a number minus one is greater than or equal to negative eleven.the product of two consecutive positive numbers is 42.find the numbers Susan went for a drive in her new car. She drove at a speed of 25.6 miles per hour for 2 hours. For how many miles did she drive?The diameter of a circle is 6 m. Find its 周长 in terms of pipi.