A cooking competition rated each participant's dish on both appearance and taste according to a 10 point scale. An approximate least-squares regression line was used to predict the taste rating from a given appearance
rating
101
9+
8+
71
Taste rating
3
2
2
3 4 5 6 7
8 9 10
Appearance rating

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.