it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

Find three consecutive even integers such that the sum of the smallest integer and twice the mediana integer is 20 more than the largest integer.

Soluzione

F in d t h ree co n sec u t i v e e v e n in t e g ers s u c h t ha t t h e s u m o f t h e s ma ll es t in t e g er an d tw i ce t h e m e d ian in t e g er i s 20 m ore t han t h e l a r g es t in t e g er .

Soluzione

The numbers : 10, 12, 14

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + 2 (x + 2) = 20 + x + 4

Risolvi

x + 2 (x + 2) = 20 + x + 4 : x = 10

x + 2 = 10 + 2 = 12

x + 4 = 10 + 4 = 14

The numbers : 10, 12, 14

Esempi popolari

The sum of two times a number and the number is greater than eight.Russell runs 910 mile in 5 minutes. At this rate, how many miles can he run in one minute?In 1 year, Krysta wants to buy a bicycle that costs 3,000.00. If she opens a savings account that earns 5% interest compounded continuously, how much will she have to deposit as principal to have enough money in 1 year to buy the bike?Lauren's age is half of Joe's age. Emma is four years older than Joe. The sum of Lauren, Emma, and Joe's age is 54. How old is Joe?Four times the differenza of a number and 7 is 12