Question

Tina's teacher hands out rewards. Tina gets 2 stickers for each positive behavior. How many stickers will Tina get?

Let y represent the number of stickers Tina earns.
Let x represent the number of positive behaviors.

a. Write a function rule to show the relationship between y and x.
b. Which variable is the dependent variable? Explain how you know.

Answer 1

for "each" positive behaviour, Tina gets "2" stickers
x = 2y