In the diagram below, point P is circumscribed about quadrilateral ABCD. What is the value of x? (Pls answer I give lot of point)

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

What is the equation of a line that passes through points (0, 4) and (-4,-8)?

(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?