ja

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

人気のある Word Problems >

Jeanne is twice as old as Michel. The sum of their ages three years ago was 45 years. What are their ages now

解

J e ann e i s tw i ce a s o l d a s M i c h e l . T h e s u m o f t h e i r a g es t h ree ye a rs a g o w a s 45 ye a rs . Wha t a re t h e i r a g es n o w

解

Michel^{'} s age is : 17

Jeanne^{'} s age is : 34

解答ステップ

Translate the problem into an equation:

2 x - 3 + x - 3 = 45

x

を解く

2 x - 3 + x - 3 = 45 : x = 17

発見する age

Michel^{'} s age is : 17

Jeanne^{'} s age is : 34

人気の例

The 面積 of a rectangle is 50 square feet and the width is 5 feet. What is the length of the rectangle?16% of what number is 2 A rectangular shop in the mall is 9 meters wide and 30 meters long. What is its perimeter?Belvedere opens a savings account with 48 that earns 9.1% interest per year, not compounded. How much money, to the nearest penny, will Belvedere have in 1 year?Dianne is 23 years older than her daughter Amy. In 6 years, Dianne will be twice as old as AMy. How old is Diane?