ashlinlombardi29 ashlinlombardi29

25-09-2020
Mathematics

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It is given that y is directly proportional tox.
What is the constant of variation?
y
1
-4
2
-8
3
- 12
4
-16
5
-20
intro
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It is given that y is directly proportional tox What is the constant of variation y 1 4 2 8 3 12 4 16 5 20 intro Done class=

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jimrgrant1 jimrgrant1

25-09-2020

Answer:

k = - 4

Step-by-step explanation:

The equation that represents direct proportion is

y = kx ← k is the constant of proportion

To find k use any ordered pair from the table.

Using (2, - 8 ) , then

- 8 = 2k ( divide both sides by 2 )

k = - 4

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