Verified Answer :

\(-9^{2}\) - 2 - 4 - 9y + \(6y^{2}\) + y

First, simplify \(9^{2}\) to 81. / Your problem should look like: -81 - 2 - 4 - 9y + \(6y^{2}\) + y.
Second, gather like terms. / Your problem should look like: -81 - 2 - 4 + (-9y + y) + \(6y^{2}\) .
Third, simplify. / Your problem should look like: -81 - 2 - 4 - 8y + \(6y^{2}\) . 
Fourth, simplify. / Your problem should look like: -8y + \(6y^{2}\) - 87.

Answer: -8y + \(6y^{2}\) - 87