Answer:
Step-by-step explanation:
18x-6=120
18x=120+6
18x=126
     x=126÷18
     x=7 
 
        
             
        
        
        
1,3 is correct can i be brainliest
        
             
        
        
        
2/35, just ask your calculator what is one seventh of two and one half.<span />
        
             
        
        
        
Answer:
7
Step-by-step explanation:
3^2 = 9
(-4)^2 = 16
16-9= 7
 
        
             
        
        
        
Answer: B. 
Step-by-step explanation:
Here, the given functions are,






Option B is correct.