Any two angles whose sum is 180 degrees are supplementary.
Supplementary angles are a pair of angles that add up to 180 degrees.
hope this helps
 
        
                    
             
        
        
        
I'll show you how I do it,hope you'll like it. 
5:7, 5+7=12
5/12×48 =20
7/12×48=28
answer=
5:7
 = 20:28
hope it helps.....
        
             
        
        
        
Answer:
C
Step-by-step explanation:
 
        
             
        
        
        
Answer:
y>-5-3x
Step-by-step explanation:
 
        
             
        
        
        
(7,6) is the answer of your question....