An airplane is flying at an elevation of 3,750 feet and lands on an airstrip 250 below sea level. What is the difference between these two elevations?

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person