9.Carolyn is taking a long walk. Two miles into the walk, she starts recording her distance and finds the distance from her starting point can be represented by the equation y = 3.5% * 2. What does the slope of
Carolyn's model mean?
(1) She walks at a rate of 2 miles per hour.
(2) She walks at a rate of 3.5 miles per hour.
(3) She was 2 miles away from her starting point when she started recording her distance.
(4) She was 3.5 miles away from her starting point when she started recording her distance