2(2)2(3)2(4)=192 because you're multiplying everything together in order to find your answer and also because the variables which are the letters represent the numbers that need to be multiplied idk if that made sense but that's the answer lol
        
                    
             
        
        
        
A unit rate means for one, so in this case they mean for one pound of the horse feed which brand sells the highest. You would divide the cost into the number of pounds for each brand. Now, compare all the brands and see which one is highest.
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
we have:

we also have:

from (1)(2) => proven
 
        
             
        
        
        
The answer is 
the second graph.
You need to isolate x, in order to do this you need to multiply both sides by 3, or 3/1
2*3 = 6
x/3 * 3 = x
Your equation should now be
 
 So the circle should be filled in and pointing towards the left starting from 6