Is (-8,1), (-5,1) endpoints of a vertical line, a horizontal line, or neither?

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.

The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?