en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

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?

Solution

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?

Solution

Joe^{'} s age is : 20

Solution steps

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 54

Solve for

x, \frac{1}{2} x + x + 4 + x = 54 : x = 20

Joe^{'} s age is : 20

Popular Examples

Four times the difference of a number and 7 is 12 The sum of two numbers is seventy-two. Two times the first number equals ten times the second number. What are the numbers?The sum of three consecutive odd integers is 105. What are the three numbers? List the numbers in order from least to greatest.Find two consecutive odd integers such that the sum of the smaller and 3 times the larger is 330 Two motorcycles leave home at the same time, heading directly toward each other. They are a total of 300 miles apart. The first motorcycle travels at 65 miles per hour. The second motorcycle travels at 85 miles per hour. How long will it take for the two motorcycles to meet?