Answer:
k=|14+x|-5
Step-by-step explanation:
just rewrite the equation as k=|14+x|-5
 
        
             
        
        
        
No it is an irrational number
        
                    
             
        
        
        
I hope this helps. Have a good day.
 
        
        
        
Yes because 1500/60 = 25 which is the number of words per minute. He has 5 minutes to text so 25 x 5 = 125. In 5 minutes he can type 125 words