diff --git a/src/05-variable.go b/src/05-variable.go
index 3988946..b72a249 100644
--- a/src/05-variable.go
+++ b/src/05-variable.go
@@ -1,8 +1,12 @@
+                                  // # Variables
+
 package main
 
 import "fmt"
 
 func main() {
-    var x string = "Hello World"
-    fmt.Println(x)
+    var x string = "Hello world"  // `var` declares 1 or more variables. The ype comes
+    fmt.Println(x)                // at the end.
+
+    var a, b int = 1, 2           // An example of declaring multiple ints variables.
 }