Answer:
dftybuyj
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Both teachers and children are people.  If there were 4 teachers and 9 children already at the table, sitting down, when Jim arrived, then that would be 13 people at the table before he sit and 14 people after he sits.
 
        
                    
             
        
        
        
<span>2n-n-4+7n in simplest form is found by combining like terms:
(2-1+7)n - 4 = 8n-4, or 4(2n-1)</span>
        
             
        
        
        
Answer: 58 in
Step-by-step explanation: