Help please i really need this done

Do not comment if you aren’t going to . 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. !

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

What is the slope of the line shown below?