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Before the last time I ate it, the number of apples was 40+5, and the number of pears was 2, and the difference in the number of pears was 3 each time
If you use the equation, then 40+5*n = 2*n*4 -2, according to the conversion, 40+2 = 8*n - 5*nn = 14 means that the pear was originally made up of 110 apples and 28 can't be equations. If you think about it again, do you want to teach children?
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If the pear has x, then the apple is 4x-2
4x-2-40):x=5:2
5x=2(4x-42)
5x=8x-84
8x-5x=84
3x=84x=26
Apples have 26x4-2=104-2=102.
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It turns out that there are 134 apples.
Process: If there are a apples and a pears have b, then a is equal to 4b minus two
Then there are (4b-2) divided by 5 equals 2b plus 40 Result: There are 33 pears and 134 apples.
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There are x apples, y pears, and z times can eat pears.
4y-2=x
x-5z=40
y-2z=0
Solve: x=180 y=28 z=14
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The number of pears is 4 times that of apples, so there are 3 times more pears than apples (you can see it at a glance by drawing a line diagram), 8 (4-1) = 24 (pears), that is, there are 24 more pears than apples.
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The number of pears is 32, 8 4 = 32.
24 more than Apple. 32-8=24。
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The number of pears is 4x8 two 32, and there are 24 more pears than apples.
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24 (pcs) Answer: There are 24 more pears than apples.
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Find the number of pears first: 8 4 = 32.
More pears than apples: 32-8 = 24.
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There are 65 pears.
17 x 4 -3 =65
According to the meaning of the comma, the number of pears is first 4 times the number of apples, and then 3 are subtracted from the filial piety and empty Qiaoqiao key.
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Answer: There are 5 of them. Let the number of pears be matched as a, and the equation will be obtained according to the problem.
4a-3=17
4a=20a=5
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You're all right! We'll be happy to answer your questions!
According to the question formula: (17 3) 4 5 (pcs) Answer: There are 5 pears.
Yours is the greatest support to me! Break a leg! Thank you!
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There are 56 apples and pears. Set the apple to x, the pear to y, the waiter town from the meaning of the title, x=6y, x-40=y, after the conversion, the old coarse group of equations is obtained: x-6y=0, x-y=40, and the system of equations is solved to get the talk line x=48, y=8, x+y=48+8=56.
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Summary. Hello dear, glad to answer for you. If there are x pears and 2 times the number of apples, then there are 2x apples.
Pears are 3 times less than apples, then x 3 2x-40 then x 6x-40 then 5x 40, so x 8 apples have 2x 16 so pears have 8, apples have 16.
Apples are twice as large as pears, pears are 3 times less than apples, 40 less, and how many pears and apples are each.
Hello dear, glad to answer for you. If there are x pears and 2 times the number of apple branches, then the apples are 2x fierce guards. Pears are 3 times less than apples, then x 3 2x-40 x 6x-40 then 5x 40, so x 8 apples have 2x 16 so pears have 8, apples have 16.
How to solve without equations.
Drawing. Hello dear, can you receive **.
Is it okay to have a line diagram?
The one above is a similar equation.
Line segments are actually similar to equations, and because there are no specific values for this problem, the system of equations is the best method.
Uh-huh, yes, thank you, I can't talk to the lower level children about equations.
Well, then use a drawing, just like I draw apples and pears on top, and tell the children like that. Line segments are actually not as easy to understand as drawing.
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24 (2 1) Poor auspicious wei.
False Pei 24 3
8 (pcs) 8 2 16 (pcs).
A: 16 apples and 8 pears.
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If the pear is x, the apple will be 2x
x+2x=24
Pears: x=8 apples: 16
or brother skin. x:(24-x)=1:2x=8
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Summary. Suppose the number of apples is x, and the number of pears is x 2. The title already tells us that there are 9 more apples than pears, that is to say x = x 2) 9, and we can get x = 18 by moving the terms, so the number of apples at the beginning is 18, and the number of pears is 18 2 = 9.
Apples are 2 times larger than pears, 9 more apples than pears, and there are several pears.
Can you add, I don't quite understand it.
Suppose the number of apples is x, and the number of pears is x 2. The title already tells us that there are 9 more apples than pears, i.e. x = x 2) 9, and we can get x = 18 by moving the item thick, so the number of apples at the beginning is 18, and the number of pears is 18 2 = 9.
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Summary. Pro, the expression is as follows: there are 37 more apples than pears, and the number of apples is 5 times more than 1 pear, then these 37 are 4 times more than one pear. So (37-1) 4 = 9, there are nine pears, so there are 46 apples, for a total of 55.
There are 37 more apples than pears, and the number of apples is 1 more than 5 times that of pears, how many apples and pears are there?
Dear, this question will take about two minutes, and I'll send it to you right away!
And how long.
Pro, the calculation process is as follows: (37-1) (5-1)=36 4=9 37+9=46 apples and pears have a total of 46.
The process of calculating the Fuzhou is as follows: (37-1) (5-1) = 36 4 = 9 37 + 9 = 46 46 + 9 = 55 apples and pears in total.
How do you count two?
Pro, the expression is as follows: there are 37 more apples than pears, and the number of apples in Zhengji is 5 times more than that of pears by 1, then these 37 are 4 times more than one pear. So (37-1) 4 = 9, and there are 9 pears, so there are 46 pears, for a total of 55.
Dear, look at the one sent to you below, refresh it and see it.
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