I think that’s called (translations)if i’m not wrong
        
             
        
        
        
Answer: yes your right good job!
Step-by-step explanation:
 
        
             
        
        
        
Answer: x = 2a over b + c
Step-by-step explanation:
1. Multiply both sides by two. This cancels out 2 and turns a into 2a. It should look like 2a = bx + cx 
2) Since both b and c have x’s, we turn it into (b + c)x
3. Then divide both sides by b+c to get 2a over b + c = x
 
        
             
        
        
        
It will be a horizontal line at y=7 and shaded above. If you have pictures of the graph I can show which one it would be.