fixes #1261

Author: iliakan

1-js/02-first-steps/07-operators/article.md

@@ -26,7 +26,7 @@ Before we move on, let's grasp some common terminology.
     alert( y - x ); // 2, binary minus subtracts values
     ```
 
-    Formally, we're talking about two different operators here: the unary negation (single operand: reverses the sign) and the binary subtraction (two operands: subtracts).
+    Formally, in the examples above we have two different operators that share the same symbol: the negation operator, a unary operator that reverses the sign, and the subtraction operator, a binary operator that subtracts one number from another.
 
 ## String concatenation, binary +