Answer:
lets consider two end points are the marked points ,
Then ,
(1,5)=x1,y1
(-1,-3)=x2,y2
line passes through point(1,0)=x3,y3
slope of line ,m = (y2-y1)/(x2-x1)
= (-3-5)/(-1-1)
=4
Eqn of line is:
y-y3=m(x-x3)
y-0 = 4(x-1)
y=4x-4
4x-y=4 is reqyuired eqn..
Explanation:
Problem may arise due to calculation but plz check it ...