Answer:

Step-by-step explanation:
Required
Translate the statements to algebraic expression 
Represent the power with x;
So, the left hand side is
<em>Power of 10: </em> <em />
<em />
<em>Times n: </em> <em />
<em />
<em />
The right hand side is:
<em>0.1515 * power of 10: </em> <em />
<em />
Equate the right hand side to the left:


Hence;
<em>The required expression is </em> <em />
<em />
 
        
             
        
        
        
Answer:
45
Step-by-step explanation:
This is the answer because:
1) 43 + 2 equals to 45
Hope this helps! 
 
        
             
        
        
        
Answer:
no, its not a good fit because if 36 is 2 less than 38, -2(2) +38 cant equal 36 because -2 x 2 equals -4 not -2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
C.
Step-by-step explanation:
-a + b = -2
b = a + 3
-a + a + 3 = -2 
3 = -2 (incorrect).....no solutions.....because these lines are parallel
 
        
             
        
        
        
Answer:
The last choice
Step-by-step explanation:
5^2 + 12^2 = 13^2
25 + 144 = 169