Amanda lives in New York and takes a plane to Lisbon. When Amanda left the house it was -8°. When the plane landed in Lisbon, Amanda realized it was 20° hotter! What was the temperature when Amanda
landed in Lisbon?

Triangle xyz has vertices x(1,3), y(0,0)

How many solutions does the nonlinear system of equations graphed below have?

Out of five men and five women, we form a committee consisting of four different people. assuming that each committee of size four is equally likely, find the probabilities of the following events: 1. the committee consists of two men and two women 2. the committee has more women than men. 3. the committee has at least one man. for the remainder of the problem assume that alice and bob are among the ten people being considered. 4. both alice and bob are members of the committee.