en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

The sum of three consecutive odd integers is 45 . Find the middle integer.

Solution

The sum of three consecutive odd integers is 45 . Find the middle integer.

Solution

The number : 15

Solution steps

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 = 45

Solve

x + x + 2 + x + 4 = 45 : x = 13

x + 2 = 13 + 2 = 15

x + 4 = 13 + 4 = 17

The number : 15

Popular Examples

Five times a positive number is less than twice its square by 3. Find the number.The sum of three numbers is 14. The sum of twice the first number, 3 times the second number, and 4 times the third number is 36. The difference between 3 times the first number and the second number is 20. Find the three numbers.the product of two consecutive positive integers is 20. find the value of the greater integer.Marissa drives for 3hours at 60km per hour. Maricel drives 260kilometers in 4hours. How far would Marissa travel if she drove for 3hours at the same speed as Maricel The product of two consecutive positive odd integers is 35. Find the value of the greater integer