vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Megan is 30 years younger than Bob. Erik is 74. Keenan is 22 years younger than Erik and 4 years older than Bob. How old is Bob?

Lời Giải

M e g an i s 30 ye a rs yo u n g er t han B o b . E r ik i s 74. Kee nan i s 22 ye a rs yo u n g er t han E r ik an d 4 ye a rs o l d er t han B o b . Ho w o l d i s B o b ?

Lời Giải

Bob^{'} s age is : 48

Các bước giải pháp

Translate the problem into an equation:

x + 30 = 74 - 22 - 4

Giải

x, x + 30 = 74 - 22 - 4 : x = 18

Tìm Bob's age

: 48

Bob^{'} s age is : 48

Ví dụ phổ biến

Eight less than a certain number is 2 more than three times the number.4% of what number is 35?Find the đường kính of a circle with an area of 8340 m^2 You deposit 100 in an investment account that earns 4.5% annual interest compounded annually.What is the balance of the account after 4 years?Solving a word problem involving a sum and another basic relationship...:The sum of two numbers is 65 . One number is 4 times as large as the other. What are the numbers?