一道英文数学题,求解
问题描述：
一道英文数学题,求解
Becca runs at an average speed of 4 miles per hour.On Saturday she ran for 5 hours including a break.
1.Write an expression to show how long her break was if she ran a distance of X miles.
答
The time Becca took a break was 5 minus that X divided by 4.