diff --git a/assets/2장_선형방정식_Ax_=_b_풀기_1784805780272_0.edn b/assets/2장_선형방정식_Ax_=_b_풀기_1784805780272_0.edn
index 274ccf6..4e222c8 100755
--- a/assets/2장_선형방정식_Ax_=_b_풀기_1784805780272_0.edn
+++ b/assets/2장_선형방정식_Ax_=_b_풀기_1784805780272_0.edn
@@ -1171,4 +1171,4 @@
                           :page 55},
                :content {:text "[:span]", :image 1784898936929},
                :properties {:color "yellow"}}],
- :extra {:page 4}}
+ :extra {:page 37}}