What is the exact distance from (−4, −2) to (4, 6)?

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.

Item 1 solve for s. s+24=90 −114 −66 66 114

What does independent variable and dependent variable mean in math?