5y squared - 5y - 30 = 0
\(5y^2 - 5y - 30 = 0 \\ \\ 5(y^2 - y - 6) = 0 \\ \\ 5(y - 3)(y + 2) = 0 \\ \\ y = 3, -2 \\ \\\)The final result is: y = 3, -2.