We know that Bob and Caitlyn are playing a trading-card game. Between them, they have 81 cards. <span>Bob has 7 fewer cards than Caitlyn. Since Bob has 7 cards fewer them Caitlyn we have to divide by 2 and subtract 7. 
81 / 2 = 40 [rounded] 
40 - 7 = cards Bob has 
= 33 cards bob has 
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There is no P in here, you can't solve for P without a P, Or I just don't get the question.
        
             
        
        
        
3 seconds
0= -16t^2+144
-144/-16=9
9=t^2
Sq rt of 9 is 3
        
             
        
        
        
Answer:
4.5=4 and 1/2
Step-by-step explanation: