Answer:
20
Step-by-step explanation:
the number next to the variable is the coefficient.
20 is the coefficient, while w is the variable
 
        
             
        
        
        
Answer:
9 
Step-by-step explanation:
17.91 divided by 1.99
 
        
                    
             
        
        
        
Answer:
five degrees:)
Step-by-step explanation:
2 hours= -10
1 hour= half of ten
so you could say -5 or that it drops by five degrees every hour.
hope this helps!