9514 1404 393
Answer:
   r = ±√47
Step-by-step explanation:
   -7r^2 = -329 . . . . given
   r^2 = 47 . . . . . divide both sides by -7 (multiplication property of equality)
   r = ±√47 . . . .  square root both sides (square root property of equality)
 
        
                    
             
        
        
        
You need to show what a and b are plz
        
                    
             
        
        
        
Answer:
£153
Step-by-step explanation:
If Saji bought a normal ticket for all 19 games, they would have to make 19 payments of £28. So, 28*19 would let us know that he would spend £532 in total. Then it's simply 532-379 to find the answer.