Answer:

Step-by-step explanation:



 
        
             
        
        
        
Answer:
4(n-16)
Step-by-step explanation:
4 Four
( ) Times
n number
16 16
- difference 
 
        
             
        
        
        
Answer:
3 4/5
Step-by-step explanation:
If Natalie runs 5 miles each week and she already ran 1 1/5 then she will need to run 3 4/5. 
5 - 1 1/5 = 3 4/5
 
        
             
        
        
        
Answer:
687
Step-by-step explanation:
 
        
             
        
        
        
<span>If two terms in a binomial are perfect squares separated by subtraction, then you canfactor them. To factor the difference of two perfect squares, remember this rule: if subtraction separates two squared terms, then the sum and the difference of the twosquare roots factor the binomial.</span>