Answer:
$9.90
Step-by-step explanation: I DID THE WORK. SIMPLE
 
        
                    
             
        
        
        
Well, a way to do this problem would be to find the set of numbers that all of rational square roots. A list of perfect squares would be 1^2=1, 2^2=4, 3^2=9, 4^2=16, 5^2=25, 6^2=36, 7^2=49, 8^2=64, 9^2=81, 10^2=100.
        
             
        
        
        
Answer:
$16.77
Step-by-step explanation:
6.99*2.4=16.776
 
        
                    
             
        
        
        
Answer:
-1(x+9) i hope this helps of not l sorry!