Answer:
 -7/x
Step-by-step explanation:
first, you combine the terms together to get -7x^-1. you cant have negative exponents in the numerator so you move the x^-1 to the denominator. once it move its becomes positive then. 
 
        
             
        
        
        
(9+8+2)/(4+9+8+2)=19/23=82%
Therefore very likely
        
                    
             
        
        
        
Answer:
The answer is x = 2.
Step-by-step explanation:
7x + 3 = 2x + 13
   5x + 3 = 13
      5x = 10
        x = 2
 
        
                    
             
        
        
        
Answer:
-5x^4+8x^3-2x+1
Step-by-step explanation:
 
        
             
        
        
        
Answer:
By definition, the slope of a vertical line is undefined. Because the value of x is always equal to 4 it is never equal to 0 therefore there is no y-intercept.
Step-by-step explanation: