Answer:
x = 2
Step-by-step explanation:
 (16 =
 (16 =  and 8 =
 and 8 =  )
 )

Since the base number is 2, the exponents must equal each other.
So:
12x = 3x+18
9x = 18
x = 2
 
        
             
        
        
        
Answer:
D-70.81
Step-by-step explanation:
I did the math, this should be correct.
Good luck!
 
        
                    
             
        
        
        
<span>Okay. Well it's C. 1/2 hour is 30 mins, so 30 times 3 is 90. Just as the answer states, 90 water balloons filled after 1/2 of an hour. </span>
        
             
        
        
        
Answer:
35 degrees
Step-by-step explanation:
Sum of angles inside a triangle is 180 degrees.
Right angle is 90 degrees.
180 = 90 + (x + 46) + (x + 66) = 2x + 202
x = -11
A = x + 46 = -11 + 46 = 35