Solve: 
1)  Write the equation of a line perpendicular to y = 12x + 2 going through (0,1)

2)  Write the equation of a line perpendicular to y = 7x + 4 going through (4,2) 
3)  Write the equation of a line perpendicular to y = 16x + 9 going through (2,5)

4)  Write the equation of a line perpendicular to y = 14x 8 going through (1,3) 
5)  Write the equation of a line perpendicular to y = 16x 17 going through (4,4)

6)  Write the equation of a line perpendicular to y = 20x + 15 going through (1,3) 