Answer:
x = 6
Step-by-step explanation:
12 / 2
= 6
2 x 6 
=12
hope this was helpful! c:
 
        
             
        
        
        
Answer:
x=34
Step-by-step explanation:
x+(x+12)+(100) = 180
2x+112=180
x=68
x=34
 
        
             
        
        
        
The answer to this one is simple.
An equation to model with would be 
? * 4 = 56.
To find ? All you have to do is divide 56 by 4.
So the answer to your question is 14 miles per hour.
Hope I did this right and hope I helped you :))))
        
             
        
        
        
Answer:1
Step-by-step explanation: