6-10+2 solve from left to right and your answer should be -2
        
             
        
        
        
X=70... do u need an explanation?
        
             
        
        
        
Answer: A 
 
Step-by-step explanation:
On a reflection through the x-axis, the x-coordinate of the point will not change, but the y-coordinate will be changed with a negative sign.
So, the reflection of the point is: (8, -7)
Therefore, Option(a)(8, -7) is true.
 
        
             
        
        
        
Is it obvious the 10% of the book's price is the $5 right?
So the book's price is $50.