Evaluate the following expression 6-2+4-8

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. !

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons