Write and solve an equation for the word problem. reagan drove
to austin to visit her aunt. she drove 77 miles per hour. if she had to
drive 287 miles, how many hours did it take?

Point $(x, y)$ is randomly picked from the rectangular region with vertices at $(0,,,2010),$ and $(0,2010)$. what is the probability that $x > 7y$? express your answer as a common fraction.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.