vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến >

Skip is now three times as old as Paul. In 5 years, Skip will be twice as old as Paul will be then. What will their ages be in five years?

Lời Giải

Skip is now three times as old as Paul. In 5 years, Skip will be twice as old as Paul will be then. What will their ages be in five years?

Lời Giải

Paul age in 5 years : 10

Skip age in 5 years : 20

Các bước giải pháp

Translate the problem into an equation:

3 x + 5 = 2 (x + 5)

Giải

x, 3 x + 5 = 2 (x + 5) : x = 5

Tìm age

Paul age in 5 years : 10

Skip age in 5 years : 20

Ví dụ phổ biến

mad age is half of mat age. mat age is 6. how old is mad The sum of three consecutive integers is 114. Find the largest of these integers the sum of 3 consecutive numbers is 159. what is the largest of the numbers The sum of the square of a positive number and the number itself is 210 . What is the number?The sum of the squares of two consecutive positive integers is 85 . Find the numbers.