Y=-x+5
Y=2x-4
X would be your slope
Y intercepts would be (0, 5) , ( 0,-4)
Formula i used was Y=Mx+B
I think it’s -1 because with rise/run it goes down 2 and over 2 but the line is going down, so it’s negative.
Answer:
I'm too tired to explain, here's some digital work on a site called Symbolab:
You will need 7 because 150 divided by 20 is 7