D is the bast answer for this question, but, the equation should be (78-54)/3=p.
        
                    
             
        
        
        
Answer:  4 1/2 - 1 11/12 = 2 1/3 but in decimal form 2.3
 
        
                    
             
        
        
        
Answer:
The Answer is B
Step-by-step explanation:
Put the equation into desmos.com/matrix
it is a 2 row, 2 column matrix, hit Enter
Next line, press the letter A, then press the A^t button and it will give you the answer.
 
        
             
        
        
        
Answer:
75 minutes
Step-by-step explanation: 750 divided by 10 is 75