Adjacent angles are angles that share a common side as if they were morphed together. 
Complementary angles are angles that sum up to be 90° 
        
             
        
        
        
Step-by-step explanation:
what u suppose to do on this work, reply quickly so I can help
 
        
                    
             
        
        
        
Answer:
The terms are not equivalent
Step-by-step explanation:
-8 - 2(3+2n)+7n
Distribute the 2
-8 -6-4n+7n
Combine like terms
-14 +3n
That is not equal to -30 -13n 
The terms are not equivalent
 
        
             
        
        
        
You have 28 meters of fence to make 3 sides.
28/3 = 9.3333
The pen will be 9.3333 by 9.3333 meters
        
             
        
        
        
Answer:
x= 3/4
Step-by-step explanation:

2(3x - 2) = (2x - 1)
6x - 4 = 2x -1 
4x = 3 
x= 3/4