Ascatter plot contains a trend line with a slope of -4/5. does this trend line illustrate a correlation?
a. yes, there is a positive correlation.
b. yes, there is a negative correlation.
c. no, there is no correlation.
d. there is not enough information.

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.