Find the value of y so that the line through (2,3) and (5,y) has a slope of -2

a. -3
b. 3/2
c. 9
d. 9/2

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Which of the following expressions are equivalent ?

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches