Dont know a but b is 
75=100-2p
75 minus 100 = -25=-2p
-25/-2= p 
p=$12.50
        
             
        
        
        
Answer:
8.75!
Step-by-step explanation:
the answer is x-2.5=6.25
6.25+2.50=8.75
 
        
             
        
        
        
The 4 in 46,395 is 10 times the 4 in 14,906.
        
                    
             
        
        
        
The company should predict about 125 packages will have incorrect weights.