Answer:
5:7
5/7
5 to 7
10:14 --> 10x2=20 14x2=28
20:28 --> 20x2=40 28x2=56
40:56
 
        
             
        
        
        
There are many expressions equivalent, it just needs the answer to also equal 2.
2×1
3-1
4÷2
1+1
so on
        
                    
             
        
        
        
Answer:  Last one is right  C = 5 / 9 (F-32)
Step-by-step explanation: Solving  C from equation F = (9/5)C + 32 :
1. multiply by 5     you get   5F = 9C + 160  and 5(F-32) = 9C
2. divide by 9 you get (5/9) (F-32) = C 
 
        
             
        
        
        
Answer:
see below
Step-by-step explanation:
Vertical angles are formed by two lines and are opposite each other
Vertical angles are equal
 
        
                    
             
        
        
        
Answer:
95 minutes/1 hour and 35 minutes.
Step-by-step explanation:
Since there are 60 minutes in a hour you could convert it. Or you could just subtract 550 minutes by 415 minutes and get 95 minutes which is also 1 hour and 35 minutes.
Hope this helps
:)