Answer:
7.25b+4.95m=55.70
Step-by-step explanation:
B=Books
M=Magazine
 
        
                    
             
        
        
        
Your answer is A, because a verticle angle is made with two intersecting lines
        
                    
             
        
        
        
153.6x1.05= $161.28
$153.6 is the price. tax is 5% 1.05 represents tax and the whole so you can do it in one step
        
             
        
        
        
Answer:
 hope it help i have made it in above pic
 
        
             
        
        
        
Answer:
a= 1
b= 0
Step-by-Step Explanation:
I am not 100% sure on part A, however part B is correct because the difference between -2 and -1 is 1, so if you add 1 to -1 you get 0. Hence B= 0. 
Again I am not 100% sure on part A, so you may need a second opinion.