The Answer is C, my good friend.
<span>3x+2y+4+9y=
Combine like terms:
2y+9y=11y
I believe the answer is 3x+11y+4
(That is unless you know the numbers that y & x equals)</span>
The answer is, A) No solution
line N has slope m = 
given a line with slope m then the slope of a line perpendicular to it is
= - 
thus line N has slope -
= 