Answer:
(2,-6)
Step-by-step explanation:
If it's not that then(-6,2)
But if it's not either i'm sorry 
 
        
             
        
        
        
I need help to. Mine is confusing
        
                    
             
        
        
        
The arnold family arrived at the beach at 10:30 A.M.
10:30 
Add 3 hours and 3/4 minutes to that
3/4 = 75% of 60
.75 * 60 = 45
3 hours and 45 minutes 
10:30 >> 3 hours more = 1:30
1:30 + 45 mins = 2:15
Answer would be: They left at 2:15