The highest level order is defined by anything contained in brackets. After that the second preference is given to the orders or exponents a n. The correct value is 3.
Finally do any additions and subtractions from left to right.
Solve and find the value of x using BODMAS rule. Brackets multiplication of addition subtraction division we must first solve or simplify the brackets followed by of powers and roots etc of then division multiplication addition and subtraction from left to right. As does any calculator phone or computer Excel adheres to the BODMAS rule of arithmetic. Applying the order of operations.