When a numerator equals zero, a ratio is what?

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. !

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

What is the point-slope equation of a line with slope -5 that contains the point (6,3)