Problem

Find the equation of the line which is: a. parallel to

y = 3x - 2

and passes through (1, 4) b. parallel to

2x - y = -3

and passes through (3, -1) c. perpendicular to

y = -2x + 1

and passes through (-1, 5) d. perpendicular to

x + 2y = 6

and passes through (-2, -1).