Let the number of boxes = x
<u>moving company:</u>
Total cost = 150 + 5x
<u>taxi service:</u>
Total cost = 20x
<u>For the moving company to be cheaper:</u>
150 + 5x < 20x
150 < 20x - 5x
150 < 15x
10 < x
x > 10
Answer: Moving company is cheaper when there is more than 10 boxes.
The answer is 4 because 15 - 3 = 12 and 12/3 = 4
Depending on how far it goes up and over up/run is the m and the y is were it touches the y axis