The upper comment is correct
        
             
        
        
        
-2 = -(x-8)
-2 = -x + 8   ( - * + = -  and - * - = + ) 
-2 - 8 = -x +8 - 8
-2 - 8 = -x 
-(2+8) = - x
-10 = -x     | * (-1)
 x=10 
        
             
        
        
        
Answer:
its a function because each input (X) only has one output (y)
domain (3,-1,7,0)
range (2)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
one whole cake is 5/5 
to get 5/5 from 1/5 we multiply by 5
so to find the amount of flour needed, we also multiply by 5
5(1/2)
5/2 cups of flour required for one cake