A.
PEMDAS
Parenthesis always comes first, then exponents, multiplication and division, adding and subtracting
        
                    
             
        
        
        
Answer:
$11,480
Step-by-step explanation:
1,400 x 0.9 = 1,260
1,260 x 8 = 10,080
1,400 + 10,080 = 11,480 
 
        
             
        
        
        
There would be 450 rabbits last year.
Since 900 is double 450, 200% of 450 is 900. (450 would be 100%, so you would double it).
 
        
             
        
        
        
Answer:
actually no triangle exists with the given angle measure. more than ONE unique triangle exists with the given angle measures. exactly one unique triangle exists with the given angle measures
 
        
             
        
        
        
You could first solve for y, assuming x is 0, and y = 6. Then solve for x, and that means y = 4.