如果我给你七个苹果,你的苹果数量是我的五倍.然而,如果你给我七个苹果,我们的苹果数量相同.请问现在我们各有几个苹果?
假设我的苹果数量是X,你的苹果数量是Y,根据给出的提示,可以写出下面两个方程式：
Y+7=5*（X-7）
Y-7=X+7
X=14
Y=28
也就是说,我现在有14个苹果,你现在有28个苹果.好棒谢谢，可是可以用2元一次（不好意思不会写）方程吗这个就是二元一次方程啊。所谓二元一次方程，就是有两个未知数，x和y,两个未知数的次数都是一次。
If I give you seven apples, you will have five times as many as I would then have.
If I give you seven apples, you will have five times as many as I would then have.
However, if you give me seven apples, we will then both have the same number of apples. How many apples do I currently have?
求算式
However, if you give me seven apples, we will then both have the same number of apples. How many apples do I currently have?
求算式
英语人气：438 ℃时间：2019-08-17 21:29:11
优质解答
我来回答
类似推荐
- Do you have ____ apples?I will give you _____ if you don't have_____?
- When will you have time to give them the training?语法有错吗?更客气的说法是什么?
- Would you please give me ------chance?This time I will make it.(41)
- 15.They failed six times but they have made their minds to try _____.A.a seven time B.seven times
- I will give you ( )to finish.A.two weeks' time B.two-week time 答案是A为什么