Answer:
the answer is x = 7
Step-by-step explanation:
1) replace the x with 7
2) 7 + 16 = 23
3) 4(7) = 28
4) 28 - 5 = 23
they're both equal as perpendicular angles should be!
 
        
             
        
        
        
Answer: The vertex is the minimum value 
The function is increasing when x<1
The function is decreasing when x>1
The domain of the function is all real numbers 
The range of the function is all numbers less than it equal to 0
Step-by-step explanation:
 
        
                    
             
        
        
        
7 is in the hundredths place.
There are 7 one hundredths.
        
                    
             
        
        
        
D = 30
I hope this helps you :)
        
             
        
        
        
The answer is $4.20. Hope this helped