Answer:
Infinitely many solutions.
Step-by-step explanation:
The two sides are the exact same therefore x can be anything
 
        
                    
             
        
        
        
You could make a small (easily repaired) leak and watch it for the amount of time you need to conclude what you need to.
        
             
        
        
        
The starting percent is 100%. After one hour, bacteria tripled, so it is 300%.
        
             
        
        
        
Answer:
5.7
Step-by-step explanation:
pythagorean theorem
A^2 + B^2 = C^2
sub in
A^2 + 7^2 = 9^2
simplify
A^2 + 49 = 81
solve
A^2 = 32
solve further
A = 
use calculator and get:
5.65685
round and get:
<u>5.7</u>
 
        
             
        
        
        
Answer:
c
Step-by-step explanation: