The area in this case would be 3.14 :)
        
             
        
        
        
Answer:
The answer is y=2.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
7(x+3)
Step-by-step explanation:
7x+21
7x = 7*x
21 = 7*3
We can factor out a 7 from both terms.  What remains is what is inside the parentheses
7(x+3)
 
        
                    
             
        
        
        
Answer:
k = - 3
Step-by-step explanation:
Look at the picture* 
 
        
             
        
        
        
Answer:
The negative counterpart
Step-by-step explanation:
x * -1 = -x
For example, 3 * -1 = -3
Hope this helps.