C. 9^4
when dividing with exponents, i usually just look at the exponents and subract them so i did 12-8 for this problem
        
                    
             
        
        
        
hi there! here's my answer for you...
Answer:
y = 3/5x + 5
Explanation:
Use the slope formula and slope-intercept form y = mx + b to find the equation.
<em>hope this helped. have a good one!</em>
 
        
                    
             
        
        
        
Answer:
7.87 years
Step-by-step explanation:
#First we determine the effective annual rate based on the 9% compounded semi annual;

#We then use this effective rate in the compound interest formula to solve for n. Given that the principal doubles after 2 yrs:

Hence, it takes 7.87 years for the principal amount to double.
 
        
             
        
        
        
Answer:ratio
Step-by-step explanation:
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Answer:
D is your answer 
Step-by-step explanation: