8 kg of green beans and 9 kg of spinach are worth 33 6 yuan.

17 kg of green beans and 17 kg of spinach, a total of yuan.

1 kg of green beans and 1 kg of spinach: (yuan.)

Unit price of green beans: yuan.

Pineapple menu price: yuan.

8 kg of green beans and 9 kg of spinach are worth a total of yuan, 9 kg of green beans and 8 kg of spinach are worth a total of yuan, find the unit price of green beans and spinach?

Depending on the conditions then.

So 1 kilogram of spinach is yuan.

So 1 kilogram of green beans is yuan.

This is what I was looking for, and I feel that this kind of answer is easier to understand, and the answer is made by Xiao Xue cub.

1 kg of green beans and 1 kg of spinach

Yuan. 8 kg of green beans and 9 kg of spinach.

1 kg of spinach is worth: yuan.

1 kg of green beans is worth yuan.

Green beans per kilogram, spinach per kilogram.

8x+9y=

9x+8y=

Find x as green beans**.

y is spinach**.

Together, look:

Green beans + spinach = (yuan).

8 green beans + 8 spinach = 2x8 = 16 (yuan).

Spinach: yuan) green beans: yuan).

In the question, "8 kilograms of green beans and 9 kilograms of spinach are worth a total of yuan".

Launched: 72 kg of green beans and 81 kg of spinach with a total value of yuan;

In the question, "9 kilograms of green beans and 8 kilograms of spinach are worth a total of yuan".

Launched: 72 kg of green beans and 64 kg of spinach.

Spinach = (81-64) = yuan.

Green beans = (yuan.)

Hello, here it is calculated that green beans are yuan kilograms, and spinach is yuan kilograms.

Using 9 kg of green beans + 8 kg of spinach = yuan minus 8 kg of green beans + 9 kg of spinach is equal to yuan, indicating that one kilogram of green beans is more expensive than one kilogram of spinach.

If all vegetables are calculated as green beans, that is, spinach is also considered to be green beans, and accordingly, the ** of spinach must also be adjusted to the ** of green beans, and the equation is 8 kg of green beans + 9 kg of green beans = + after spinach becomes green beans, **increase, *9), so as to calculate the ** of green beans as yuan kilograms, and correspondingly calculate the ** of spinach as yuan kilograms.

2.According to the calculation that all vegetables are spinach, that is, green beans are also considered spinach, and correspondingly, the ** of green beans must also be lowered to the ** of spinach, and the equation is 8 kg of spinach + 9 thousand spinach = - after the green beans become spinach, **decrease, *8), so as to calculate the ** of spinach is yuan kilogram, and the corresponding ** of green beans is yuan kilogram.

Hope it helps

Set green beans x yuan, spinach y yuan, then.

8x+9y= 1

9x+8y= 2

2 formula minus 1 formula to get.

x-y=x= 33 is substituted for 1.

8*(17y=

y=yuanx=yuan.

Yuan 34 (8+9) = 2 yuan (pineapple menu price) yuan (green bean unit price).

Green peas yuan kilogram spinach yuan kilogram.

Solution, so that green beans x yuan kilogram spinach y yuan kilogram.

Then 8x + 9y =

9x + 8y =

It is known that 8 kg of green beans and 9 kg of spinach are worth the same yuan, and 9 kg of green beans and 8 kg of spinach are worth the same yuan, which can be obtained: 1 kg of green beans is more expensive than 1 kg of spinach = yuan;

So, green beans per kilogram is ( = yuan, spinach is = yuan per kilogram.

Green beans + spinach = (yuan).

Spinach: yuan) green beans: yuan).

Hello, here it is calculated that green beans are yuan kilograms, and spinach is yuan kilograms.

Using 9 kg of green beans + 8 kg of spinach = yuan minus 8 kg of green beans + 9 kg of spinach is equal to yuan, indicating that one kilogram of green beans is more expensive than one kilogram of spinach.

If all vegetables are calculated as green beans, that is, spinach is also considered to be green beans, and accordingly, the ** of spinach must also be adjusted to the ** of green beans, and the equation is 8 kg of green beans + 9 kg of green beans = + after spinach becomes green beans, **increase, *9), so as to calculate the ** of green beans as yuan kilograms, and correspondingly calculate the ** of spinach as yuan kilograms.

2.According to the calculation that all vegetables are spinach, that is, green beans are also considered spinach, and correspondingly, the ** of green beans must also be lowered to the ** of spinach, and the equation is 8 kg of spinach + 9 thousand spinach = - after the green beans become spinach, **decrease, *8), so as to calculate the ** of spinach is yuan kilogram, and the corresponding ** of green beans is yuan kilogram.

Hope it helps

( +8 + 9) = 2 (Yuan)2 x 9 - = (Yuan)2 x 9 - = (Yuan) Answer: Green beans per kilogram, spinach per kilogram.

One kilogram of spinach and one kilogram of greens.

1 kg of green beans is more than 1 kg of spinach), replace green beans with spinach: (yuan), unit price of green beans: yuan).

Spinach is $ per kilogram, green beans are $ per kg.

You can ask the proprietress of the vegetable market.

It is known that 8 kg of green beans and 9 kg of spinach are worth the same yuan, and 9 kg of green beans and 8 kg of spinach are worth the same yuan, which can be obtained: 1 kg of green beans is more expensive than 1 kg of spinach = yuan;

So, green beans per kilogram is ( = yuan, spinach is = yuan per kilogram.

Answer: Let green beans be x and spinach be y, according to the meaning of the question:

8x + 9y = --19x + 8y = --2 add 1,2 to get 17x + 17y = 34

x + y = 17 --3 subtract 1,2 to get.

y - x =

Add 3,4 to get 2y =

y = subtract 3,4 phases, 2x=x=

So green beans are yuan kilograms, and spinach is yuan kilograms.

Hello, here it is calculated that green beans are yuan kilograms, and spinach is yuan kilograms.

Using 9 kg of green beans + 8 kg of spinach = yuan minus 8 kg of green beans + 9 kg of spinach is equal to yuan, indicating that one kilogram of green beans is more expensive than one kilogram of spinach.

If all vegetables are calculated as green beans, that is, spinach is also considered to be green beans, and accordingly, the ** of spinach must also be adjusted to the ** of green beans, and the equation is 8 kg of green beans + 9 kg of green beans = + after spinach becomes green beans, **increase, *9), so as to calculate the ** of green beans as yuan kilograms, and correspondingly calculate the ** of spinach as yuan kilograms.

2.According to the calculation that all vegetables are spinach, that is, green beans are also considered spinach, and correspondingly, the ** of green beans must also be lowered to the ** of spinach, and the equation is 8 kg of spinach + 9 thousand spinach = - after the green beans become spinach, **decrease, *8), so as to calculate the ** of spinach is yuan kilogram, and the corresponding ** of green beans is yuan kilogram.

Hope it helps

Depending on the conditions then.

So 1 kilogram of spinach is yuan.

So 1 kilogram of green beans is yuan.

103 2 100 8 2 4 yuan.

103 2 100 8 204 yuan.

Green beans: (204 2 4x17) 34 7 2 yuan spinach: 7 2 2 4 4 8 yuan.

Let the green beans be x....Spinach is ......

9×+8y=103

8x+9y=So.

8kg greens + 9kg spinach = yuan, 9kg greens + 8kg spinach = yuan, 9- 8 can get:

17kg spinach = , 1kg spinach = yuan;

So 8kg greens + 9 yuan, 8kg greens =, 1kg greens = yuan;

Answer: Green cabbage yuan, spinach yuan

8 + 9 + 9 + 8 = 34 (total weight: 17 kg of green beans and spinach) Total price) The value of 1 kg of green beans and 1 kg of spinach is 204 17 = 12 yuan, then the unit price of green beans is 12 * yuan.

The price of the pineapple menu is RMB.