Answer:
B. 7
Step-by-step explanation:
The original box must be 1 by 1 by 1. 
So then the new box would be 2 by 2 by 2. 
2×2×2=8
8-1=7
I hope this helps!
pls ❤ and mark brainliest pls!
 
        
             
        
        
        
Answer: x = 7 or x = -8
x² + x - 56 = 0
⇔ x² + 8x - 7x - 56 = 0
⇔ x(x + 8) - 7(x + 8) = 0
⇔ (x - 7)(x + 8) = 0
⇔ x - 7 = 0
or x + 8 = 0
⇔ x = 7 or x = -8
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
12
Step-by-step explanation:
 
        
             
        
        
        
A is correct :)
Hope this helps!
        
             
        
        
        
-27 divided by 9 = -3, 4 x -6 = -24, 12 x -10 = -120, -45 divided by -5 = 9, 7 x -3 = -21, 72 divided by -8 = -9, 64 dibided by 8 is 8, and -8 x 6 is -48. good luck!! ^_^