Plot a point at (0,-1)
Then from that point, go down 3 points, and to the right one point. Repeat that until you hit the bottom of the graph or run out of room. From the first point (0,-1), go up 3 and to the left 1 until you run out of room on the graph. Should be a straight line
        
             
        
        
        
For each Y value to have more than one x value would be a linear function.
It would make a straight line.
 
        
             
        
        
        
Answer:
1.15
Step-by-step explanation:
 
        
                    
             
        
        
        
4cm I think, because it’s usually a even and equal number. But don’t take my word for it.