doc: grammar fix
@@ -3145,8 +3145,8 @@ as
```
Operators at the same precedence level are evaluated left-to-right. [Unary
-operators](#unary-operator-expressions) have the same precedence level and it
-is stronger than any of the binary operators'.
+operators](#unary-operator-expressions) have the same precedence level and are
+stronger than any of the binary operators.
### Grouped expressions
