Answer:
58 years old
Step-by-step explanation:
the equation would be 500-4x=268 with x being his age.
subtract both sides by 500 to get -4x=-232
then divide both sides by -4 to get x=58
 
        
             
        
        
        
How much does the pen or notebook charge
        
                    
             
        
        
        
In the given point(-4,b) -4 is the x value.
Locate -4 on the graph and find the y value where the line is located. The y value would be b.
B = 1
 
        
             
        
        
        
Answer:
a day on Venus is about 400 times as long as a day on Neptune