diff --git a/.DS_Store b/.DS_Store
index 2e229e9..db550fd 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/06.Rmd b/06.Rmd
index 49ce12f..98b5b05 100644
--- a/06.Rmd
+++ b/06.Rmd
@@ -242,7 +242,7 @@ knitr::include_graphics('media-07/TMDD_structure.png')
 \end{equation}
 
 \begin{equation}
-\frac{dR_{tot}}{dt} = -k_{syn} - k_{deg}R - k_{ec}LR
+\frac{dR_{tot}}{dt} = k_{syn} - k_{deg}R - k_{ec}LR
 (\#eq:eq7-5)
 \end{equation}
 
diff --git a/media-07/.DS_Store b/media-07/.DS_Store
index 3cea76b..ef42319 100644
Binary files a/media-07/.DS_Store and b/media-07/.DS_Store differ