Answer:
the correct answer is y = x 2 + 3x - 5 and x + y = -10
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Just plug in 20 for t:

 
        
                    
             
        
        
        
Answer:
720 I think there is your answer from me 
have a great day bye hop helps
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false                                               <em><u>dsddsfsdfsfdfdsfdsdfsdfsdsfdfsfdsdfsdfsdfsfdsfd</u></em>