Subtract. write the difference in simplest form. (5n - 3) - (-2n + 7) 7n - 10 3n + 4 3n - 10 7n + 4 asap

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.