These lines are perpendicular!
y = x
y = -x–2
The slopes are reciprocals of each other, so they are perpendicular.
        
                    
             
        
        
        
The answer's 2.2
I'm sorry I can't show you, but LaTex doesn't allow you to show short division.
You can find out how to do it here, on Wikipedia's page. https://www.wikiwand.com/en/Short_division
        
             
        
        
        
There are 108 that are cows
        
                    
             
        
        
        
Answer:
7 more students need to sign up.
Step-by-step explanation:
if you subtract the number of students needed by the number of students you have, you get 7 (30-23) 
 
        
                    
             
        
        
        
Answer:
D
Step-by-step explanation:
It's supposed to ask you to find the intersection of two lines