\(-\dfrac{25}{19}-\left(-\dfrac{6}{19}-\dfrac{1}{2022}\right)\)
\(=\dfrac{-25}{19}-\dfrac{-6}{19}-\dfrac{1}{2022}\)
\(=\dfrac{-25}{19}+\dfrac{6}{19}-\dfrac{1}{2022}\)
\(=\dfrac{-19}{19}-\dfrac{1}{2022}\)
\(=-1+\dfrac{1}{2022}\)
\(=-\dfrac{2021}{2022}\)