Choose a point that falls exactly ON the line.

What do the x and y-coordinate represent in context?

Is this a combination you can afford to make? Explain.
Choose a point that does not fall in the shaded region.
What point did you choose?

What do the x and y-coordinate represent in context?

Is this a combination you can afford to make? Explain.
Bonus Point: Do points in Quadrant II, III, or IV make sense in the context of this problem? Explain. (+1)