Answer:
um.................
Step-by-step explanation:
 
        
             
        
        
        
9 + 6u = 7u
u = 9 (Subtract "6u" from both sides)
 
        
             
        
        
        
Answer:
n(R)=9
n(Y)=4
n(B)=5
n(G)=7
n(s)25
probability of getting red =n(R)/n(S)=9/25
 
        
             
        
        
        
Answer:
2.2
Step-by-step explanation:
I did it on khan 
 
        
             
        
        
        
Answer: 12
Step-by-step explanation: