Answer:
12:1
………………………………………………
brainiliest me then i can follow you pleasee
 
        
                    
             
        
        
        
Answer:
12
Step-by-step explanation:
4*x-9=2x+15
4x-9=2x+15
-2x    -2x
2x-9=15
2x=24
x=12
 
        
             
        
        
        
Answer:
The answer is 8
Step-by-step explanation:
-5/2 x 8= 20 and if you add 5 it is 25.
 
        
                    
             
        
        
        
Answer:
The missing angle is a hundred degrees 
Step-by-step explanation:
Vertically opp angles are equal
 
        
                    
             
        
        
        
Umm maybe try:
f^-1 (x) = -4x/3 + 32/3
let me know if that’s right