Answer: 4w+120. Explanation: She downloads 4 songs for every week which is represented as 4w, and she started with 120 songs which is represented as +120.
The x-intercept looks like (x, 0); the coordinate 0 indicates that the point lies on the x-axis. If we start with 4/5x + 1/3 y= 1 and let y = 0, we will get an equation for the x-intercept:
