Answer:
Zero.
Explanation:
The distance required will be the length of the perpendicular line from (3, 1) to the line y = 2x - 5.
But if we substitute (3, 1) into y = 2x - 5 we get:
1 = 2(3) - 5 = 1 so the point (3,1) is on this line.
So the distance is zero