The graph below represents the price of sending picture messages using the services of a phone company.What is the constant of proportionality?

10
11
21
22

The graph below represents the price of sending picture messages using the services of a phone company.What is the constant of proportionality? 10 11 21 22 class=

Answer :

camilymunoz
I believe the answer is 22.
chairez6494
The correct answer is 22

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