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poizon [28]
3 years ago
9

4x − 8y = –20 4x − 7y = –15

Mathematics
1 answer:
Alja [10]3 years ago
8 0
Y = 5
x = 5
good luckkkkkkk
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the ratio of white pens to green pens is 2 to 8. how many green pens are there if there are 18 white pens?
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There are 72 green pens.

There is 9 times as many white pens from 2 to 18, so there has to be 9 times as many green pens because of the ratio. 9 times 8 is 72.
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How do you wire 0.52 in words
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Answer: fifty-two hundredths

Step-by-step explanation:

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The price per person of renting a bus varies inversely with the number of people renting the bus. It cost $22 per person if 47 p
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These triangles could be proven congruent by ASA. True or False.
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yKpoI14uk [10]

Answer:

The reason for the columns adding up to 1 is that each individual consumes a proportion or a fraction of the total quantity produced under each product category and every product is consumed.  There is no leftover.

When the proportions of all the individuals are added up, the sum is always 1 under each product category because each individual can only consume a part of the whole.

Step-by-step explanation:

a) Data and Calculations:

                        Food   Clothes  Housing  Energy  High Quality 100

                                                                                Proof  Moonshine

Farmer             0.25      0.15       0.25        0.18            0.20                    

Tailor                0.15      0.28       0.18         0.17            0.05

Carpenter        0.22      0.19       0.22        0.22           0.10

Coal Miner       0.20      0.15       0.20        0.28           0.15

Slacker Bob     0.18      0.23        0.15        0.15            0.50

Total                 1.00      1.00        1.00         1.00            1.00

6 0
3 years ago
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