first answer is increment added answer comment section.

Author: eminakturk

Sprint-1/1-key-exercises/1-count.js

@@ -6,4 +6,5 @@ count = count + 1;
 // Describe what line 3 is doing, in particular focus on what = is doing
 
 // SOLUTION:
-// Line 3 is updating the value of the count by adding 1 to its value.
+// Line 3 is updating the value of the count by adding 1 to its value.
+// line 3 uses the assignment operator which is = and while count increases by one, increment stores additional 1 to the count variable.