解答
Phil is Tom's father. Phil is 35 years old. Three years ago, Phil was four times as old as Tom was then.
解答
求解步骤
Translate the problem into an equation:
求解
找到 age
流行的例子
Shaira is 3 years older than Maryl. 4 years ago, the sum of their ages was 12.Three times the smaller of two consecutive odd integers is the same as 63 less than 4 times the larger integer. Find the integers.James drove to his brother’s house, which was 225 miles away. It took him 3 hours to get there. What was his 平均值 speed per hour?Maryl is 3 years older than Shaira. 10 years ago, the sum of their ages was 40.When six is subtracted from half of a number, the result is-18. What is the original number?