Well, for -6d to equal -13d, d would have to be 0 to satisfy this equation
        
                    
             
        
        
        
Hello,
Let's calculate the radius:
r²=5²+7²=74
The circle's equation is (x+5)²+(y+7)²=74
Answer C
        
                    
             
        
        
        
Axis of symmetry- x=-1
-b/2a
Mark brainliest please
        
             
        
        
        
Answer:
Money Ivan gets   extra = 120 - 30 (or 3x) = 90 
Step-by-step explanation:
Ivan = 4x 
Tanya = 1x 
Total = 150 
4x + x = 150 
5x = 150 ;  x = 150 / 5 = 30 
Ivan = 4x = 120 
Tanya = 1x = 30 
Money Ivan gets   extra = 120 - 30 (or 3x) = 90 
 
        
             
        
        
        
Answer:
30.25 in decimal form
30 1/4 in fraction form
Step-by-step explanation:
12(3) − 3(1/3) / 4(3)− (5)  = 30.25 or 30 1/4