Answer:
hon you never asked a question or added an image. id be happy to try and help if you do!
X +(1/x) = -0.5 has no real solutions.
There are no real numbers that meet your requirements.
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The two complex numbers that meet your requirement are
-1/4 +i√(15/16), -1/4 -i√(15/16)
(2y-9)(2y-9)
(2y-9)^2
(2y)^2-2*2y*9+9^2
4y^2-36y+81