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VMariaS [17]
3 years ago
11

The quantities x and y are proportional.

Mathematics
2 answers:
mamaluj [8]3 years ago
6 0

Answer:

r = 7

Step-by-step explanation:

14 divided by 2 is 7

42 divided by 6 is 7

77 divided by 11 is 7

So the constant of proportionality is 7

r = 7

Anna [14]3 years ago
5 0

Answer:

7

Step-by-step explanation:

y=rx\\77=r(11)\\7=r\\r=7

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