\(-x-\frac{1}{9}=\frac{-2}{45}\)
\(-x=\frac{-2}{45}+\frac{1}{9}=\frac{1}{15}\)
\(\Rightarrow x=\frac{-1}{15}\)
\(-x-\frac{1}{9}=-\frac{2}{45}\)
\(-x=-\frac{2}{45}+\frac{1}{9}\)
\(-x=\frac{1}{15}\)
\(x=-\frac{1}{15}\)
Tíck cho mìk vs nhé Sứ giả hạnh phúc !