Find an equation of the plane.
the plane that passes through the point (1,5,1) and is perpendicular to the planes 5x+y-5z=5 and x+4z=7
Find an equation of the plane.
the plane that passes through the point (1, 5, 1) and is perpendicular to the planes 5x + y -5z =5 and x + 4z=7