which of the following statements shows the inverse property of addition?

a. y + (-y) = 0
b. y + 0 = y
c.1y = y
d. y + y = 2y

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.