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the difference between 15 and the product of 5 and y

分类: 作业答案 • 2021-12-30 12:37:12
问题描述：

the difference between 15 and the product of 5 and y
5y-15 和 15-5y.哪个是对的,为什么?（一定要为什么!

答

15- 5y is the right one.the difference between A and b means A-b
here the A means 15 and the B mean the product of 5 and y

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