Yo sup??
the answer is 1 because 
P(E)+P(E')=1
where E is the event and 
E' is the complement of the event
Hope this helps
 
        
             
        
        
        
2 have solutionsof each way if
        
             
        
        
        
-7x + 6 = 27
-7x = 21 (Subtract 6 from both sides)
x = -3 (Divide -7 from both sides)
 
        
             
        
        
        
Answer:
(1, 1), (2, 2), (-3, -3), (4, 4), (-5, -5)
Step-by-step explanation:
You get a straight line. As you can see in the picture, the figure lies in the first and third quadrant.