Answer:

or

Step-by-step explanation:
Divide the numerator and the denominator by the same number:

or
Multiply the numerator and the denominator by the same number:

 
        
                    
             
        
        
        
D. 21cm because you divide all sides by 2 then get your slope form and multiply by seven
        
                    
             
        
        
        
Answer:
40/7  =   5 5/7
Step-by-step explanation:
 
        
                    
             
        
        
        
$1.60
Divide 80 by 50 to find the cost of one brownie which will then lead you to get you the answer of $1.60