100:80=5/4
100-20:?=5/4 or 80:?=5/4
80/5=16
16*4=64
80:64
80-64=16
16 band posters.
        
             
        
        
        
Answer:
it looks great! i'd give you an a+
honestly I couldn't make that
 
        
             
        
        
        
That would be (171 + x) / 2....what u do to find the average is add up all the numbers, then divide by how many numbers there are.
        
                    
             
        
        
        
Answer:
<D=<N
Step-by-step explanation:
Corresponding angle, both in third digit, others are in different digits.
PLS GIVE BRAINLIEST