解答
Alvin is 8 years younger than Elga. The sum of their ages is 72 . What is Elga's age?
解答
求解步骤
Translate the problem into an equation:
求解
找到 Elga's age
流行的例子
Mark is 7 years older than Mariah. In 4 years the sum of their ages will be 77. How old is Mark now?Carla is now twice as old as Jennifer. Seven years ago, the sum of their ages was 16. How old is each girl now?A father is 7 times old as his son. Two years ago, the father was 13 times as old as his son. What are thir preasent age?Kevin is 3 times as old as Daniel. 4 years ago kevin is 5 times as old as danielMary is 32 years old. THe sum of the ages of Mary and Miguel is 49. How old is Miguel?