3x = 2y + 4
3x + 4 = 2y
y = (3x + 4)/2
y = 3x/2 + 2
Two lines are parallel when their linear coeficient are equal, so,
(y - yo) = m.(x - xo)
m needs to be 3/2
(y - yo) = 3/2 . (x - xo)
(y - 1) = 3/2 . (x - 6)
y - 1 = 3x/2 - 3.6/2
y - 1 = 3x/2 - 9
y = 3x/2 - 9 + 1
y = 3x/2 - 8