Answer:

  
Step-by-step explanation:
 
        
             
        
        
        
Answer:
tha answer to the question is B. 2
 
        
             
        
        
        
Answer:
Variable  represents the slope of the equation.
 represents the slope of the equation.
Step-by-step explanation:
Given that the administrative fees that company charge is $3.50.
Also, the Zhao has a bill of $63.25.
The equation used by Zhao is 

We can compare the equation of a line in the slope-intercept form.

We can see the y-intercept is $3.50 that is a fixed cost. And the company charged $63.25 that is the dependent variable. 
Also, variable  that is the rate per kilowatt-hour (kWh) represents the slope of the equation.
 that is the rate per kilowatt-hour (kWh) represents the slope of the equation.
 
        
             
        
        
        
<span>False. 
Experimental probability is based on doing trials.</span>
        
             
        
        
        
Answer:
Answer is D, all you do is add the numbers