Answer:
y-8
If Tia is 8 years younger than Annette and Annette is y years old, you just take y and subtract 8.
 
        
             
        
        
        
Answer:
answer 
Step answer by answer step explanation step answer answer by by expla
 
        
             
        
        
        
Answer:
   NOT a solution
Step-by-step explanation:
Substitute the values of x and y and see if the equation is satisfied:
   3(1) -7(-1) = 3 +7 = 10 ≠ 4 . . . . . . the given point is not on the line
(1, -1) is not a solution to the equation.
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(-1, 1) is a solution