Calculate the following function values:
For the function f(x) = 9

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)