Prove that the line 12x-5y-3=0 is mid-parallel to the lines 12x-5y+7=0and 12x-5y-13=0

Prove that the line 12x-5y-3=0 is mid-parallel to the lines 12x-5y+7=0 and 12x-5y-13=0 .

Prove that the line 12x-5y-3 is mid parallel to the lines 12x-5y+7=0 and 12x-5y-13=0

Prove that the line 5x-2y-1=0 is mid-parallel ot the lines 5x-2y-9=0a n d 5x-2y+7=0.

Prove that the line 5x-2y-1=0 is mid- parallel ot the lines 5x-2y-9=0 and 5x-2y+7=0

Show that any point on the straight line 11x-3y+11=0 is equidistant from the straight lines 12x+5y+12=0and3x-4y+3=0

Show that the point (-8,3) is equidistant from the straight lines 4x-3y+1=0and12x-5y+7=0 .

The distance between the lines 5x-12y+65=0 and 5x-12y-39=0 is

Find the equation of a straight line through the intersection of lines 7x+3y=10, 5x-4y=1 and parallel to the lines 13x+5y+12=0 .