From 66bcbcd4db5488d9d04367a5107cc7f3b7bab245 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B5=B5=E9=91=AB?= <7176466@qq.com>
Date: Fri, 12 Aug 2022 20:47:47 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9?=
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---
 问题/鸡兔同笼.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/问题/鸡兔同笼.md b/问题/鸡兔同笼.md
index 42964ac..53a5a51 100644
--- a/问题/鸡兔同笼.md
+++ b/问题/鸡兔同笼.md
@@ -29,7 +29,7 @@
 
 解： 设鸡有$x$只, 兔有$y$只，则：
 
-$ \begin{cases}x &+ &y &= 35 \newline 2x &+ &4y &= 94 \end{cases} $
+$ \begin{cases} x &+ &y &= 35 \newline 2x &+ &4y &= 94 \end{cases} $
 
 $ x = 35-y $