Xavier runs 21 miles in three hours what is his unit rate for the average distance he ran after one hour

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces