A family drove from Philadelphia to Chicago over two days. The first day they drove 515 miles in 8 hours. The second day they drove 235 miles in 4.5 hours. What was their average
speed in miles per hour over both days?

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2