Courtney sold her paintings to raise money at a charity event for a new sports center. She had enough supplies to make and sell 20 paintings.

Courtney bought brushes for $8 and paints for $14. The cost of setting up her stall at the event was $28. She sold each painting for $10. The earnings from the sale of paintings is graphed below.

Let x represent the number of paintings sold, and let y represent the amount of money Courtney raised for the sports center.

Determine which interval represents Courtney making a profit, and draw a line segment on the ray to show the interval.