Answer:
It is (a) 

Step-by-step explanation:
I hope that is useful for you :) 
 
        
             
        
        
        
Answer: 
Step-by-step explanation:
Given
The rug is 4 feet longer than its width
Suppose the length of the width is x
Length is given by x+4
So, the product of length and width is equal to the area of the rug
![\Rightarrow x\left(x+4\right)=A\quad\quad [\text{A=Area of rug}]](https://tex.z-dn.net/?f=%5CRightarrow%20x%5Cleft%28x%2B4%5Cright%29%3DA%5Cquad%5Cquad%20%5B%5Ctext%7BA%3DArea%20of%20rug%7D%5D) 
 
 
        
             
        
        
        
Answer:
9x
Step-by-step explanation:
2(2x-1)+10x+2-3x
2x-2+10x+2-3x
9x+2-2
9x
 
        
                    
             
        
        
        
Answer: Point b
Step-by-step explanation:
They said so, thank you.