Can you guys help me with this? I know it's a standard for equation, that all I remember. I've put a picture if it helps.

6. Write the equation that matches the verbal description in standard form.
It costs $0.50 to download an individual song and $4 to download an album. Jada has $15 to spend downloading music.
What is the equation?

What is the slope?
What does it mean?

What is the y-intercept?
What does it mean?