Find slopes of the given points . \Large\star\tt {(5,6)\atop (3,-2)}⋆ (3,−2) (5,6) ​ \Large\star\tt {(-3,4)\atop (4,-7)}⋆ (4,−7) (−3,4) ​ Spam free answers required . Well explained answer will be marked as brainliest .​

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.