Which r-value represents the most moderate correlation?

a.–0.92

b.–0.18

c.0.56

d.0.83

What is the value of 1/3x + 7x when x = 5

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

How can i differentiate this equation?