Answer: 10:10
Step-by-step explanation:
 
        
             
        
        
        
Answer:
given us, 
n=4
here
3^-n+1-3^-n+2
3^-4+1-3^-4+2
-4+1-4+2
-5
Step-by-step explanation:
we can put value in n .we can power add and subtract then we can cut 3 then power we can add or subtract 
 
        
             
        
        
        
Answer:
No
Step-by-step explanation:
19 is a prime number but 95 is not.
95= 1x95
        5x19
 
        
                    
             
        
        
        
Answer + Explanation:
let x be the measure of angle x
let y be the measure of angle y

Now, solve:
plug x = 24 + y into x + y = 180
24 + y + y = 180
24 + 2y = 180
2y = 156
y = 78
Now, plug this back into the equation x = 24 + 78
x = 102
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation: