<span>Simplifying
b4 = 9
Solving
b4 = 9
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Simplifying
b4 = 9
Reorder the terms:
-9 + b4 = 9 + -9
Combine like terms: 9 + -9 = 0
-9 + b4 = 0
Factor a difference between two squares.
(3 + b2)(-3 + b2) = 0</span>
        
                    
             
        
        
        
Answer: Weird
Step-by-step explanation: Maybe calculate all the numbers I guess.
 
        
                    
             
        
        
        
Answer:
y=1/4x
Step-by-step explanation: in image below
 
        
                    
             
        
        
        
 Answer:
No solution
 Explanation:
-4+19-7f = -15-7
cancel terms on both sides ( add 7f on both sides)
Calculate the sum
-4+19= -15 
-4+19=15
15 = -15
The statement 15 = -15 is false so there is no solution :)
 
        
             
        
        
        
2 is the y -4 is the x I believe that this is the answer