SOLUTION: Determine whether the equation defines y as a function of x. x + y = 49

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Question 1174854: Determine whether the equation defines y as a function of x.
x + y = 49
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi
  y = -x + 49  is a function: each value of x has one value for y
vertical Line test demonstrates that.
  


Wish You the Best in your Studies.


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