Answer:
Your answer is: Slope =
Y-intercept = 
Graph the line using the slope and y-intercept, or two points.
Step-by-step explanation:
Graph Below : ↓
Hope this helped : )
Dana’s waking rate in miles per hour is 3 mph.
I did 3/4 x 4 = 3 because she walked 1/4 a mile and I needed to figure out the miles per one whole hour.
I hope this made sense and helped you.