Tom is sorting cookies with his little sister betty. he notices that when he takes a cookie she takes three cookies, when he takes two cookies she takes six, and so on. what type of relationship is there between their cookie-taking behaviors?

C)directly proportional

Step-by-step explanation:

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy