en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

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 74. How old is Joe?

Solution

L a u re n^{'} s a g e i s ha l f o f J o e^{'} s a g e . E mma i s f o u r ye a rs o l d er t han J oe . T h e s u m o f L a u re n, E mma, an d J o e^{'} s a g e i s 74. Ho w o l d i s J oe ?

Solution

Joe^{'} s age is : 28

Solution steps

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 74

Solve for

x, \frac{1}{2} x + x + 4 + x = 74 : x = 28

Joe^{'} s age is : 28

Popular Examples

a number equals six less than four times a number the product of the number and eight How much money will there be in an account at the end of 9 years if 3000 is deposited at 7% interest compounded semi-annually?the quotient of a number and nine A bank offers an investment account with an annual interest rate of 1.17% compounded monthly. Bob invests 3500 into the account for years.Answer the questions below. Do not round any intermediate computations, and round your final answers to the nearest cent. If necessary, refer to the list of financial formulas. How much interest is earned on Bob's investment after 2 years