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What is the constant of proportionality between y and x in this graph?

What is the constant of proportionality between y and x in this graph?-example-1
User Hristo Venev
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1 Answer

19 votes
19 votes

Answer:

k = 2

Explanation:

the equation representing direct proportion is

y = kx ← k is the constant of proportionality

divide both sides by x , then

k =
(y)/(x)

using the point on the line (2, 4 )

k =
(4)/(2) = 2

User AGrush
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