Respuesta :

2013446

Answer:

3 is your answer

Step-by-step explanation:

y divided by x gives the proportionality

shsia59

3

To find the constant of proportionality, you divide x from y.

6/2= 3

9/3= 3

12/4= 3

15/5= 3

So, the constant of proportionality is 3.

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