Find the image of the point `(2,-1,3)` in the plane `3x-2y+z-9=0`

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

Find the distance of the point (3,-4,5)from the plane 2x+5y-6z-19=0 measured parallel to the line (x-1)/2=y/1=(z+3)/-2.

Find the image of the point (3,5,7) with respect to the plane 2x+y+z=6 .

Find the equation of the plane .Passing through the point (2,3-1) and parallel to the plane 3x-4y+7z=0.