ANSWER: SECOND OPTION
Do the opposite of PEMDAS.
Do SADMEP
(If you don’t know what that means; it’s an order of operation. S is for subtraction, A is for addition, D is for division, E is for exponents, P is for parenthesis.)
The first thing you should do it multiply 2 on each sides, then divide k on each side, and then square root on each side. The square root with cancel the squared (2) on X
