Answer:
a. 8 
b. 114
Step-by-step explanation:
a. 
36/6 = 48/x
36x = 288
x = 8
b.
12/72 = 19/x
1/6 = 19/x
x = 114
 
        
             
        
        
        
Answer:
71/120
Step-by-step explanation:
 
        
             
        
        
        
The answer for this question when grouping:
(x+2)(3x^2+1)
        
                    
             
        
        
        
13-k
Explanation: it’s just 13 minus the number k
        
             
        
        
        
Answer:
52 - 10 = 42
Step-by-step explanation: