Answer:
Read below
Step-by-step explanation:
I don't understand the answer choices, but supplementary angles add up to 180°. It looks like the third option is correct.
 
        
                    
             
        
        
        
In polynomials, when a term contains both a number and a variable part, the number is called the co-efficient. 
In this problem the co-efficient of x = 
(8+y)+(3x+y2)
3y+3x+8
Therefore the co efficient of x and y is 3
        
                    
             
        
        
        
Answer:
0.056 kilometers
Step-by-step explanation:
 
        
             
        
        
        
Rise over run: I counted 3 units up and then 2 times to the right which makes the slope 3/2.