Answer:
3 7/8
Step-by-step explanation:
 
        
             
        
        
        
Answer:
D
Step-by-step explanation:
trust me :D
 
        
             
        
        
        
Answer:
9(6c - d) 
Step-by-step explanation:

 
        
             
        
        
        
4x² - (2x + 3)²
4x² - (2x + 3)(2x + 3)
4x² - (2x(2x + 3) + 3(2x + 3))
4x² - (2x(2x) + 2x(3) + 3(2x) + 3(3))
4x² - (4x² + 6x + 6x + 9)
4x² - (4x² + 12x + 9)
4x² - 4x² - 12x - 9
-12x - 9
-3(4x) - 3(3)
-3(4x + 3)
        
             
        
        
        
Answer:
4
Step-by-step explanation:
From the chioces give it would be 4
But it is actually 8