17 and 4 multiply to 68 and have a difference of 13
        
                    
             
        
        
        
Solution: We are given that:
 5 people can paint 7 walls in 21 minutes
Therefore, 1 person can paint 7 walls in  minutes
 minutes
Which means 1 person can paint 1 wall in  minutes
 minutes
Now, 3 people can paint 1 wall in  minutes
 minutes
Therefore, 3 people can paint 5 walls in  minutes
 minutes 
 
        
             
        
        
        
$1.50 for each box
Step-by-step explanation:
$18 divided by 12 boxes = $1.50 for each box
 
        
             
        
        
        
Answer:
e^4 d^2
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b^3
Step-by-step explanation:
b^-3 c^0 d^2
-------------------------
e^-4
Negative exponents flip positions
e^4 c^0 d^2
-------------------------
b^3
c to the zero power is 1
e^4 d^2
-------------------------
b^3
 
        
                    
             
        
        
        
Answer:
1204
Step-by-step explanation: