Some people prefer to say BODMAS B- Brackets O- Order or Off while few others call it GEMDAS G- Grouping. In certain regions PEMDAS Parentheses Exponents Multiplication Division Addition and Subtraction is used which is the synonym of BODMAS. There are different acronyms used for order of operations in different countries.
Divide and Multiply rank equally and go left to right.
The correct value is 3. BODMAS is an acronym and it stands for Bracket Order Division Multiplication Addition and Subtraction. BIDMAS and PEMDAS do exactly the same thing but using different words. It contains no brackets powers division or multiplication so well follow BODMAS and do the addition followed by the subtraction.