Answer:
hablas español?? Si o no ?
 
        
                    
             
        
        
        
Answer:
3 and 9
Step-by-step explanation:
3 * 24 = 72
9 * 8 = 72
3 * 15 = 45
9 * 5 = 45
  
        
                    
             
        
        
        
Step-by-step explanation:
Given the information: 
- 1st square:  12 square units
- 2nd square: DOUBLE that of the first square = 2*12 = 24 square units
From that, we can determine the length of the side in each square: 
1/ 
<=> x = 2 
 
2/ 
<=> a = 2 
 
Please have a look at the attached photo. 
Hope it will find you well.