Answer:
Its 4 thats the answer 
Step-by-step explanation:
let me know if this helps
 
        
                    
             
        
        
        
Answer:
First Two: 2 million, 
Second Two: 2  hundred thousand
 
        
             
        
        
        
Answer:
I think Substitution 
Step-by-step explanation:
Because x is already solved for in the second equation.
 
        
             
        
        
        
Answer:
C. x=2
Step-by-step explanation:
The axis of symmetry divides the parabola into two equal parts. FRom point x=-4 to x=8, the difference is 12 units and the centre is6 units on each side. Using a number line, the axis of symmetry is at point x=2
 
        
                    
             
        
        
        
Answer:
h=a/b and the sencond one is 5ft
Step-by-step explanation:
1. isolate the varibles by dividing each side by factors that dont conatin the varible.
2. do 45 divied by 9.