vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

the sum of three consecutive integers is 51. what is the value of the middle number

Lời Giải

t h e s u m o f t h ree co n sec u t i v e in t e g ers i s 51. w ha t i s t h e v a l u e o f t h e mi dd l e n u mb er

Lời Giải

The number : 17

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 51

Giải

x + x + 1 + x + 2 = 51 : x = 16

x + 1 = 16 + 1 = 17

x + 2 = 16 + 2 = 18

The number : 17

Ví dụ phổ biến

Percy and Amanda deposit 6,150.00 into a savings account which earns 4% interest compounded quarterly. They want to use the money in the account to go on a trip in 3 years. How much will they be able to spend?Tanvi earned some money doing odd jobs last summer and put it in a savings account that earns 12% interest compounded monthly. After 5 years, there is 800.00 in the account. How much did Tanvi earn doing odd jobs?What is the volume of a sphere with a bán kính of 8 m, rounded to the nearest tenth of a cubic meter?Finn and Ellie deposit 600.00 into a savings account which earns 5% interest compounded continuously. They want to use the money in the account to go on a trip in 1 year. How much will they be able to spend?The perimeter of a rectangle is 48 inches. If the width of the rectangle is 6 inches, what is the length?