Answer:
x^2-4x+4-(x^2+6x+9)
Step-by-step explanation:
=x^2-4x+4-x^2-6x-9
=-10x - 5
 
        
             
        
        
        
Answer:
m= -16
Step-by-step explanation:
m/4+3= -1
       -3   -3
m/4= -4
*4      *4
m= -16
 
        
             
        
        
        
Answer:268.08
Step-by-step explanation:
 
        
             
        
        
        
Answer:
20
Step-by-step explanation:
z=(180-124-16)/2
 
        
                    
             
        
        
        
Answer:
14x+7y=-214x+7y=−2
Step-by-step explanation:
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