Three vertices of parallelogram ABCD are A(-2,-2), B(2, 1), and C(0,7). What
are the coordinates of vertex D?

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b