three of the vertices of parallelogram abcd are A(-4,1), B(-1,5) , and C(6,5) find the coordinates of D

Need solving this second acceleration problem.

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

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