Answer:
Step-by-step explanation:
Plug the point (-1,20) into the equation.
20 = a|-1|+7
13 = a|-1|
13 = a ⋅ 1
a= 13
:::::
(1,20) is another point on the graph. 
 
        
             
        
        
        
Answer:
if am right it's 90
Step-by-step explanation:
 
        
             
        
        
        
Answer:
The answer would be 230.85
 
        
                    
             
        
        
        
137hahahahacan this be a free.