解
5 years from now Steven will be 44 years old. The current sum of the ages of Steven and Mary is 72. How old is Mary right now?
解
解答ステップ
Translate the problem into an equation:
を解く
発見する Mary's age
人気の例
The sum of the ages of Jaydee and Mikko is 41. In 5 years, Jaydee will be twice as old as Mikko. Find their ages 3 years ago.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 JoeTerry is 8 years older than Jenny. The sum of their ages is 56. How old is Terry?Pamela is 14 years younger than Jiri. The sum of their ages is 30. What is Jiri's age?Mr Marquez is 5 times as old as his son now.In 8 years time, the sum of their ages will be 58 years. How old is Mr Marquez now?