Hello there!
If a line has a slope of 3 and a y-intercept of 4, its equation looks like this:

Hope this helps you! Mark Brainliest, please! :)
~Just a joyful teen

Step-by-step explanation:
2x - 3y = 9
2x + 3y = 3
__________ -
-6y = 6
y = -1
2x - 3y = 9
2x - 3(-1) = 9
2x - (-3) = 9
2x = 12
x = 6
it helps a lot in math us it won't let me do it
N=0 is the answer for this problem