Step-by-step explanation:
7+y 
since y is unknown the value is not known
 
        
             
        
        
        
Answer:
He drove 18,075.48 miles
Step-by-step explanation:
Since he was charged $17 to begin with, we subtract 17 by $211.36 and get 194.63, then we multiply our answer by 93 to get the exact amount of miles he drove. We then get the product of 18,075.48 miles.
 
        
                    
             
        
        
        
They created 31.25 slides per hour, 31 and a quarter
        
             
        
        
        
Answer:
-
Step-by-step explanation:
a positive multiplied by a negative will always give you an answer of a negative number. thats the only logical answer i can think of