What is the equation of the line shown in the graph? Please help!

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions