For which system of inequalities is (3,-7) a solution? A.
x+y<-4
3x + 2y<-5
B.
x+ys-4
3x + 2y<-5
O c.
X+ y< -4
3x + 2ys - 5
D.
x+ys-4
3x + 2y = -5

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Which shows the graph of the solution set of 3y – 2x > –18?