2 changed files with 1 additions and 3 deletions
--- a/知识点/MathJax数学公式.md
+++ b/知识点/MathJax数学公式.md
@ -20,7 +20,7 @@

 $$
 \begin{cases}
-1+1=2 \\\\
+1+1=2\\
 2+2=4
 \end{cases}
 $$
--- a/问题/均贫富.md
+++ b/问题/均贫富.md
@ -17,8 +17,6 @@ $ \begin{aligned} 2x &= a - b  &(移项并交换等式两侧) \newline x &=\frac

 $$ x = \frac{a+b}{2} - b $$

-`x = \frac{a+b}{2} - b`
-
 $ x = \frac{a+b}{2} - b $

 ```math