Find the number to add to x^2-16x to make it a perfect square trinomial. Write that trinomial as the square of a binomial.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)