SOLUTION: Is x=-2y^2+7 linear or nonlinear?

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Question 1059195: Is x=-2y^2+7 linear or nonlinear?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Non-linear
may rewrite as 2y^2=7-x
y^2=(7-x)/2
y=sqrt((7-x)/2)
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Csqrt%28%287-x%29%2F2%29%29