0.5477225575 ... u have to change this in scientific notation
        
             
        
        
        
Answer:
Step-by-step explanation:
Exact Form:
2
√
2
+
3
√
5
−
2
2
2
+
3
5
-
2
Decimal Form:
7.53663105
…
 
        
                    
             
        
        
        
Answer:
 the answer should be x = -6
Step-by-step explanation:
-9x + 6y = 18
-9x + 6(-6) = 18
-9x - 36 = 18
-9x - 36 + 36 = 18 + 36
-9x = 54
-9x ÷ -9 = 54 ÷ -9 
x = -6
 
        
             
        
        
        
Answer:
because all circles are round and just different sizes. not a different shape
 
        
                    
             
        
        
        
Answer:
D -2x-6
Step-by-step explanation: