please bantuiin yaa no 18 &19 .sama cara juga thanks..

19.
y - y1 = m (x - x1)
y - 1 = 5/3 (x + 6)
3(y - 1) = 5x + 30
3y - 3 = 5x + 30
3y - 5x - 33 = 0
5x - 3y + 33 = 0 (A)