Find the equation of the image of the plane `x-2y+2z-3=0` in plane `x+y+z-1=0.`

Find the equation of the plane mid-parallel to the planes 2x-2y+z+3=0 and 2x-2y+z+9=0 .

Find the equations of the plane parallel to the plane x-2y+2z-3=0\ and which are at a unit distance from the point (1, 1, 1).

Find the equation of the plane mid parallel to the planes 2x-2y+z+3=0\ a n d\ 2x-2y+z+9=0.

Find the equation of the plane parallel to the plane x-2y+2z-3=0, which is at a unit distance from (1,2,3)

Find the equations of the planes parallel to the plane x-2y+2z-3=0 which at a unit distance from the point (1,2,3).

Find the equation of the plane mid-parallel to the planes 2x-3y+6z+21=0 and 2x-3y+6z-14=0 .

Find the image of the point (1,3,4) in the plane 2x-y+z+3=0